Search for a doctor

Nicholas A. Bedard, M.D.

Request an Appointment

Publications

  1. Chen XT, Seward MW, Trousdale RT, Lewallen DG, Abdel MP, Bedard NA. Retaining a Well-fixed Cone During Revision Total Knee Arthroplasty: Surgical Technique and Outcomes. Arthroplast Today. 2024 Dec; 30:101477 Epub 2024 Oct 16
    View PubMed
  2. Uvodich ME, Dugdale EM, Pagnano MW, Berry DJ, Abdel MP, Bedard NA. Outcomes of Obese Patients Undergoing Primary Total Knee Arthroplasty: Trends Over 30 Years. J Bone Joint Surg Am. 2024 Nov 6; 106 (21):1963-1970 Epub 2024 Sept 24
    View PubMed
  3. Dugdale EM, Uvodich ME, Pagnano MW, Berry DJ, Abdel MP, Bedard NA. Early adverse outcomes remain challenging to prevent in morbidly obese patients undergoing total hip arthroplasty. Bone Joint J. 2024 Nov 1; 106-B (11):1223-1230 Epub 2024 Nov 01
    View PubMed
  4. Carender CN, Fruth KM, Lewallen DG, Berry DJ, Abdel MP, Bedard NA. Obesity and Primary Total Knee Arthroplasty: The Absolute versus Relative Risk of Periprosthetic Joint Infection at 15 Years. J Arthroplasty. 2024 Oct 21 [Epub ahead of print]
    View PubMed
  5. Heckmann ND, Wier J, Liu KC, Richardson MK, Vega A, Bedard NA, Berry DJ, Callaghan JJ, Lieberman JR. Medicare Advantage is Associated with Higher Mortality After Antibiotic Spacer Placement for Periprosthetic Joint Infection. J Arthroplasty. 2024 Oct 16 [Epub ahead of print]
    View PubMed
  6. Karau MJ, Alarcon Perico D, Guarin Perez SF, Koscianski C, Abdel MP, Patel R, Bedard NA. Duration of cefazolin prophylaxis did not impact infection risk in a murine model of joint arthroplasty. J Orthop Res. 2024 Oct; 42 (10):2345-2352 Epub 2024 May 26
    View PubMed
  7. Carender CN, Bothun CE, Taunton MJ, Perry KI, Bedard NA, Pagnano MW, Abdel MP. 3D-Printed Metaphyseal Cones in Revision Total Knee Arthroplasties: Excellent Survivorship of 740 Cones at 5 Years. J Bone Joint Surg Am. 2024 Sep 18; 106 (18):1688-1696 Epub 2024 June 14
    View PubMed
  8. Roberts HJ, Hannon CP, Dilger OB, Bedard NA, Berry DJ, Abdel MP. New Ceramic Heads With Titanium Sleeves on Retained Femoral Components: Results of Over 500 Revision Total Hip Arthroplasties. J Arthroplasty. 2024 Sep; 39 (9S1):S183-S187 Epub 2024 Feb 07
    View PubMed
  9. Elmenawi KA, Mohamed FAE, Poilvache H, Prokop LJ, Abdel MP, Bedard NA. Association Between Tranexamic Acid and Decreased Periprosthetic Joint Infection Risk in Patients Undergoing Total Hip and Knee Arthroplasty: A Systematic Review and Meta-Analysis of Over 2 Million Patients. J Arthroplasty. 2024 Sep; 39 (9):2389-2394.e2 Epub 2024 Apr 16
    View PubMed
  10. Karczewski D, Salmons HI, Thapa P, Tande AJ, Bedard NA, Berry DJ, Abdel MP. Periprosthetic Hip and Knee Infection: Is an Ipsilateral Uninfected Total Joint Arthroplasty at Risk? J Arthroplasty. 2024 Sep; 39 (9S2):S425-S428 Epub 2024 Mar 20
    View PubMed
  11. Alter TD, Hadley ML, Couch CG, Fruth KM, Bedard NA, Perry KI, Sierra RJ, Lewallen DG. Highly Porous Acetabular Cup and Augment Constructs in Complex Revision Total Hip Arthroplasty: What Predicts 10-Year Implant Survivorship? J Arthroplasty. 2024 Sep; 39 (9S1):S194-S202 Epub 2024 Apr 09
    View PubMed
  12. Chen XT, Glasgow AE, Habermann EE, Heckmann ND, Callaghan JJ, Lewallen DG, Berry DJ, Bedard NA. Is the Rise of Medicare Advantage Impacting the Fidelity of Traditional Medicare Claims Data? Implications for Reporting of Long-Term Total Hip Arthroplasty Survivorship. J Arthroplasty. 2024 Sep; 39 (9S2):S241-S245 Epub 2024 Mar 15
    View PubMed
  13. Gausden EB, Bedard NA, Gililland JM, Haidukewych GJ. What's New in Periprosthetic Femur Fractures? J Arthroplasty. 2024 Sep; 39 (9S2):S18-S25 Epub 2024 Apr 19
    View PubMed
  14. Carender CN, Fruth KM, Lewallen DG, Berry DJ, Abdel MP, Bedard NA. Obesity and Primary Total Hip Arthroplasty: The Absolute versus Relative Risk of Periprosthetic Joint Infection at 15 Years. J Arthroplasty. 2024 Sep; 39 (9S2):S436-S443.e1 Epub 2024 Mar 21
    View PubMed
  15. Bedard NA, Dugdale EM, Couch CC, Lewallen DG, Sierra RJ, Berry DJ, Abdel MP. Diaphyseal Impaction Grafting Combined with Metaphyseal Cones: Outcomes in 88 Revision Total Knee Arthroplasties. J Bone Joint Surg Am. 2024 Jul 17; 106 (14):1293-1299 Epub 2024 May 01
    View PubMed
  16. Carender CN, Bothun CE, Sierra RJ, Trousdale RT, Abdel MP, Bedard NA. Contemporary Aseptic Revision Total Hip Arthroplasty in Patients 500 Cases. J Bone Joint Surg Am. 2024 Jun 19; 106 (12):1108-1116 Epub 2024 Apr 30
    View PubMed
  17. Potter GR, Feuchtenberger BW, Sowinski HN, Roberts AJ, Siegel ER, Dietz MJ, Stambough JB, Bedard NA, Mears SC. How Many Patients Qualify for Extended Oral Antibiotic Prophylaxis Infection Following Primary and Revision Hip and Knee Arthroplasties? J Knee Surg. 2024 Jun; 37 (7):530-537 Epub 2023 Dec 15
    View PubMed
  18. Abdel MP, Carender CN, Bedard NA, Perry KI, Pagnano MW, Hanssen AD. Marlex Mesh Reconstruction of the Extensor Mechanism: A Concise 5-Year Follow-up of 2 Previous Reports. J Bone Joint Surg Am. 2024 Apr 3; 106 (7):608-616 Epub 2024 Jan 09
    View PubMed
  19. Wilson JM, Trousdale RT, Bedard NA, Lewallen DG, Berry DJ, Abdel MP. Cemented dual-mobility constructs in uncemented revision acetabular components. Bone Joint J. 2024 Apr 1; 106-B (4):352-358 Epub 2024 Apr 01
    View PubMed
  20. Hannon CP, Goodman SM, Austin MS, Yates A Jr, Guyatt G, Aggarwal VK, Baker JF, Bass P, Bekele DI, Dass D, Ghomrawi HMK, Jevsevar DS, Kwoh CK, Lajam CM, Meng CF, Moreland LW, Suleiman LI, Wolfstadt J, Bartosiak K, Bedard NA, Blevins JL, Cohen-Rosenblum A, Courtney PM, Fernandez-Ruiz R, Gausden EB, Ghosh N, King LK, Meara AS, Mehta B, Mirza R, Rana AJ, Sullivan N, Turgunbaev M, Wysham KD, Yip K, Yue L, Zywiel MG, Russell L, Turner AS, Singh JA. Erratum to "2023 American College of Rheumatology and American Association of Hip and Knee Surgeons Clinical Practice Guideline for the Optimal Timing of Elective Hip or Knee Arthroplasty for Patients With Symptomatic Moderate-to-Severe Osteoarthritis or Advanced Symptomatic Osteonecrosis With Secondary Arthritis for Whom Nonoperative Therapy Is Ineffective" [The Journal of Arthroplasty 38 (2023) 2193-2201]. J Arthroplasty. 2024 Mar; 39 (3):851-852 Epub 2023 Dec 03
    View PubMed
  21. Singh V, Jolissaint JE, Kohler JG, Goh MH, Chen AF, Bedard NA, Springer BD, Schwarzkopf R. Precision or Pitfall? Evaluating the Accuracy of ICD-10 Coding for Cemented Total Hip Arthroplasty: A Multicenter Study. J Bone Joint Surg Am. 2024 Jan 3; 106 (1):56-61 Epub 2023 Nov 16
    View PubMed
  22. Hannon CP, Goodman SM, Austin MS, Yates A Jr, Guyatt G, Aggarwal VK, Baker JF, Bass P, Bekele DI, Dass D, Ghomrawi HMK, Jevsevar DS, Kwoh CK, Lajam CM, Meng CF, Moreland LW, Suleiman LI, Wolfstadt J, Bartosiak K, Bedard NA, Blevins JL, Cohen-Rosenblum A, Courtney PM, Fernandez-Ruiz R, Gausden EB, Ghosh N, King LK, Meara AS, Mehta B, Mirza R, Rana AJ, Sullivan N, Turgunbaev M, Wysham KD, Yip K, Yue L, Zywiel MG, Russell L, Turner AS, Singh JA. 2023 American College of Rheumatology and American Association of Hip and Knee Surgeons Clinical Practice Guideline for the Optimal Timing of Elective Hip or Knee Arthroplasty for Patients With Symptomatic Moderate-to-Severe Osteoarthritis or Advanced Symptomatic Osteonecrosis With Secondary Arthritis for Whom Nonoperative Therapy Is Ineffective. Arthritis Care Res (Hoboken). 2023 Nov; 75 (11):2227-2238 Epub 2023 Sept 25
    View PubMed
  23. Hannon CP, Goodman SM, Austin MS, Yates A Jr, Guyatt G, Aggarwal VK, Baker JF, Bass P, Bekele DI, Dass D, Ghomrawi HMK, Jevsevar DS, Kwoh CK, Lajam CM, Meng CF, Moreland LW, Suleiman LI, Wolfstadt J, Bartosiak K, Bedard NA, Blevins JL, Cohen-Rosenblum A, Courtney PM, Fernandez-Ruiz R, Gausden EB, Ghosh N, King LK, Meara AS, Mehta B, Mirza R, Rana AJ, Sullivan N, Turgunbaev M, Wysham KD, Yip K, Yue L, Zywiel MG, Russell L, Turner AS, Singh JA. 2023 American College of Rheumatology and American Association of Hip and Knee Surgeons Clinical Practice Guideline for the Optimal Timing of Elective Hip or Knee Arthroplasty for Patients With Symptomatic Moderate-to-Severe Osteoarthritis or Advanced Symptomatic Osteonecrosis With Secondary Arthritis for Whom Nonoperative Therapy Is Ineffective. Arthritis Rheumatol. 2023 Nov; 75 (11):1877-1888 Epub 2023 Sept 25
    View PubMed
  24. Hannon CP, Goodman SM, Austin MS, Yates A Jr, Guyatt G, Aggarwal VK, Baker JF, Bass P, Bekele DI, Dass D, Ghomrawi HMK, Jevsevar DS, Kwoh CK, Lajam CM, Meng CF, Moreland LW, Suleiman LI, Wolfstadt J, Bartosiak K, Bedard NA, Blevins JL, Cohen-Rosenblum A, Courtney PM, Fernandez-Ruiz R, Gausden EB, Ghosh N, King LK, Meara AS, Mehta B, Mirza R, Rana AJ, Sullivan N, Turgunbaev M, Wysham KD, Yip K, Yue L, Zywiel MG, Russell L, Turner AS, Singh JA. 2023 American College of Rheumatology and American Association of Hip and Knee Surgeons Clinical Practice Guideline for the Optimal Timing of Elective Hip or Knee Arthroplasty for Patients With Symptomatic Moderate-to-Severe Osteoarthritis or Advanced Symptomatic Osteonecrosis With Secondary Arthritis for Whom Nonoperative Therapy Is Ineffective. J Arthroplasty. 2023 Nov; 38 (11):2193-2201 Epub 2023 Sept 29
    View PubMed
  25. Lu Y, Salmons HI, Mickley JP, Bedard NA, Taunton MJ, Wyles CC. Defining Clinically Meaningful Subgroups for Risk Stratification in Patients Undergoing Revision Total Hip Arthroplasty: A Combined Unsupervised and Supervised Machine Learning Approach. J Arthroplasty. 2023 Oct; 38 (10):1990-1997.e1 Epub 2023 June 17
    View PubMed
  26. Salmons HI, Karczewski D, Ledford CK, Bedard NA, Wyles CC, Abdel MP. Femoral Head Length Impact on Outcomes Following Total Hip Arthroplasty in 36 Millimeter Cobalt Chrome-on-Highly Crosslinked Polyethylene Articulations. J Arthroplasty. 2023 Sep; 38 (9):1787-1792 Epub 2023 Feb 18
    View PubMed
  27. Gulley ML, Carender CN, Glass NA, Bedard NA. What is the Impact of Social Deprivation on Mental and Physical Health Before and After Primary Total Knee Arthroplasty? Arthroplast Today. 2023 Aug; 22:101156 Epub 2023 June 12
    View PubMed
  28. Wilson JM, Broida SE, Kremers HM, Browne JB, Springer BD, Berry DJ, Lewallen DG, Bedard NA. Can the American Joint Replacement Registry Utilize Administrative Claims Data to Accurately Classify Revision Total Hip Arthroplasty (THA) Surgical Diagnoses? J Arthroplasty. 2023 Jul; 38 (7S):S179-S183.e2 Epub 2023 Apr 20
    View PubMed
  29. Wilson JM, Broida SE, Maradit-Kremers H, Browne JB, Springer BD, Berry DJ, Lewallen DG, Bedard NA. Is the American Joint Replacement Registry Able to Correctly Classify Revision Total Knee Arthroplasty Procedural Diagnoses? J Arthroplasty. 2023 Jun; 38 (6S):S32-S35.e3 Epub 2023 Mar 15
    View PubMed
  30. Koschmeder KT, Carender CN, Noiseux NO, Elkins JM, Brown TS, Bedard NA. What Is the Fate of Total Joint Arthroplasty Patients Who Are Asked to Quit Smoking Prior to Surgery? Arthroplast Today. 2023 Feb; 19:101087 Epub 2023 Jan 14
    View PubMed
  31. Carender CN, Glass NA, DeMik DE, Elkins JM, Brown TS, Bedard NA. Projected Prevalence of Obesity in Aseptic Revision Total Hip and Knee Arthroplasty. Iowa Orthop J. 2023; 43 (1):55-62
    View PubMed
  32. Carender CN, Gulley ML, De A, Bozic KJ, Callaghan JJ, Bedard NA. Outcomes Vary Significantly Using a Tiered Approach To Define Success After Total Hip Arthroplasty. Iowa Orthop J. 2023; 43 (1):45-54
    View PubMed
  33. Wang JC, Piple AS, Chen XT, Bedard NA, Callaghan JJ, Berry DJ, Christ AB, Heckmann ND. The Rise of Medicare Advantage: Effects on Total Joint Arthroplasty Patient Care and Research. J Bone Joint Surg Am. 2022 Dec 21; 104 (24):2145-2152 Epub 2022 Oct 26
    View PubMed
  34. Carender CN, Sekar P, Prasidthrathsint K, DeMik DE, Brown TS, Bedard NA. Rates of Antimicrobial Resistance With Extended Oral Antibiotic Prophylaxis After Total Joint Arthroplasty. Arthroplast Today. 2022 Dec; 18:112-118 Epub 2022 Oct 25
    View PubMed
  35. Bedard NA, Katz JN, Losina E, Opare-Addo MB, Kopp PT. Administrative Data Use in National Registry Efforts: Blessing or Curse? J Bone Joint Surg Am. 2022 Oct 19; 104 (Suppl 3):39-46
    View PubMed
  36. Callaghan JJ, DeMik DE, Carender CN, Bedard NA. Analysis of New Orthopaedic Technologies in Large Database Research. J Bone Joint Surg Am. 2022 Oct 19; 104 (Suppl 3):47-50
    View PubMed
  37. Khan IA, Zaid MB, Gold PA, Austin MS, Parvizi J, Bedard NA, Jevsevar DS, Hannon CP, Fillingham YA, AAHKS EBM Committee. Making a Joint Decision Regarding the Timing of Surgery for Elective Arthroplasty Surgery After Being Infected With COVID-19: A Systematic Review. J Arthroplasty. 2022 Oct; 37 (10):2106-2113.e1 Epub 2022 May 06
    View PubMed
  38. Carender CN, Glass NA, De A, Bozic KJ, Callaghan JJ, Bedard NA. Outcomes Vary Significantly Using a Tiered Approach to Define Success After Total Knee Arthroplasty. J Arthroplasty. 2022 Jul; 37 (7):1266-1272 Epub 2022 Feb 21
    View PubMed
  39. Carender CN, Glass NA, DeMik DE, Elkins JM, Brown TS, Bedard NA. Projected Prevalence of Obesity in Primary Total Knee Arthroplasty: How Big Will the Problem Get? J Arthroplasty. 2022 Jul; 37 (7):1289-1295 Epub 2022 Mar 07
    View PubMed
  40. DeMik DE, Carender CN, Glass NA, Brown TS, Elkins JM, Bedard NA. Not all Total Hip and Knee Arthroplasties Are the Same: What Are the Implications in Large Database Studies? J Arthroplasty. 2022 Jul; 37 (7):1247-1252.e2 Epub 2022 Mar 08
    View PubMed
  41. DeMik DE, Kohler JG, Carender CN, Glass NA, Brown TS, Bedard NA. What Is the Impact of Body Mass Index Cutoffs on Total Hip Arthroplasty Complications? J Arthroplasty. 2022 Jul; 37 (7):1320-1325.e1 Epub 2022 Mar 08
    View PubMed
  42. Carender CN, DeMik DE, Elkins JM, Brown TS, Bedard NA. Are Body Mass Index Cutoffs Creating Racial, Ethnic, and Gender Disparities in Eligibility for Primary Total Hip and Knee Arthroplasty? J Arthroplasty. 2022 Jun; 37 (6):1009-1016 Epub 2022 Feb 17
    View PubMed
  43. Vander Voort W, Wilkinson B, Bedard N, Hendrickson N, Willey M. The Operative Treatment of Scapula Fractures: An Analysis of 10,097 Patients. Iowa Orthop J. 2022 Jun; 42 (1):213-216
    View PubMed
  44. Carender CN, Glass NA, DeMik DE, Elkins JM, Brown TS, Bedard NA. Projected Prevalence of Obesity in Primary Total Hip Arthroplasty: How Big Will the Problem Get? J Arthroplasty. 2022 May; 37 (5):874-879 Epub 2022 Feb 04
    View PubMed
  45. DeMik DE, Carender CN, Kohler JG, An Q, Brown TS, Bedard NA. Recent Increases in Outpatient Total Hip Arthroplasty Have Not Increased Early Complications. J Arthroplasty. 2022 Feb; 37 (2):325-329.e1 Epub 2021 Nov 06
    View PubMed
  46. DeMik DE, Muffly SA, Carender CN, Glass NA, Brown TS, Bedard NA. What is the Impact of Body Mass Index Cutoffs on Total Knee Arthroplasty Complications? J Arthroplasty. 2021 Dec 22 [Epub ahead of print]
    View PubMed
  47. DeMik DE, Carender CN, Glass NA, Noiseux NO, Brown TS, Bedard NA. Are Morbidly Obese Patients Equally Benefitting From Care Improvements in Total Hip Arthroplasty? J Arthroplasty. 2021 Dec 6 Epub 2021 Dec 06
    View PubMed
  48. Carender CN, Feuchtenberger BW, DeMik DE, An Q, Brown TS, Bedard NA. Can Abnormal Spinopelvic Relationships be Identified by Anteroposterior Pelvic Radiographs? J Arthroplasty. 2021 Nov 27 [Epub ahead of print]
    View PubMed
  49. Carender CN, An Q, Tetreault MW, De A, Brown TS, Bedard NA. Use of Cementless Metaphyseal Fixation in Revision Total Knee Arthroplasty in the United States. J Arthroplasty. 2021 Nov 26 [Epub ahead of print]
    View PubMed
  50. Bedard N, Saltzman CL, Den Hartog T, Carlson S, Callaghan J, Alvine G, Alvine F. The Agility Total Ankle Arthroplasty: A Concise Follow-up at a Minimum of 20 Years. Foot Ankle Int. 2021 Oct; 42 (10):1241-1244 Epub 2021 May 21
    View PubMed
  51. DeMik DE, Carender CN, Glass NA, Brown TS, Callaghan JJ, Bedard NA. Who Is Still Receiving Blood Transfusions After Primary and Revision Total Joint Arthroplasty? J Arthroplasty. 2021 Aug 25 [Epub ahead of print]
    View PubMed
  52. Carender CN, DeMik DE, Glass NA, Noiseux NO, Brown TS, Bedard NA. Do Extended Oral Postoperative Antibiotics Prevent Early Periprosthetic Joint Infection in Morbidly Obese Patients Undergoing Primary Total Joint Arthroplasty? J Arthroplasty. 2021 Aug; 36 (8):2716-2721 Epub 2021 Mar 08
    View PubMed
  53. Austin MS, Ashley BS, Bedard NA, Bezwada HP, Hannon CP, Fillingham YA, Kolwadkar YV, Rees HW, Grosso MJ, Zeegen EN. What is the Level of Evidence Substantiating Commercial Payers' Coverage Policies for Total Joint Arthroplasty? J Arthroplasty. 2021 Aug; 36 (8):2665-2673.e8 Epub 2021 Mar 22
    View PubMed
  54. DeMik DE, Carender CN, An Q, Callaghan JJ, Brown TS, Bedard NA. Has Removal From the Inpatient-Only List Increased Complications After Outpatient Total Knee Arthroplasty? J Arthroplasty. 2021 Jul; 36 (7):2297-2301.e1 Epub 2021 Feb 25
    View PubMed
  55. DeMik DE, Carender CN, Glass NA, Brown TS, Callaghan JJ, Bedard NA. Are surgeons still performing primary total knee arthroplasty in the morbidly obese? Bone Joint J. 2021 Jun; 103-B (6 Supple A):38-44
    View PubMed
  56. Carender CN, DeMik DE, Otero JE, Noiseux NO, Brown TS, Bedard NA. What is the Clinical Utility of Synovial Alpha Defensin Testing of Antibiotic Spacers Before Reimplantation? J Arthroplasty. 2021 Jun; 36 (6):2150-2157 Epub 2021 Feb 05
    View PubMed
  57. Muffly SA, An Q, Bedard NA, Brown TS, Otero JE. Early Emergency Department Visits Following Primary Hip and Knee Arthroplasty. J Arthroplasty. 2021 Jun; 36 (6):1915-1920 Epub 2021 Jan 28
    View PubMed
  58. Bedard NA, Carender CN, DeMik DE, Browne JA, Schwarzkopf R, Callaghan JJ. The Impact of Transitioning From International Classification of Diseases, Ninth Revision to International Classification of Diseases, Tenth Revision on Reported Complication Rates Following Primary Total Knee Arthroplasty. J Arthroplasty. 2021 May; 36 (5):1617-1620 Epub 2020 Dec 13
    View PubMed
  59. Kohler JG, Holte AJ, Glass NA, Bedard NA, Brown TS. Dental Screening in Elective Total Joint Arthroplasty: Risk Factors for Failure. J Arthroplasty. 2021 May; 36 (5):1548-1550 Epub 2021 Jan 19
    View PubMed
  60. Brown TS, Bedard NA, Rojas EO, Anthony CA, Schwarzkopf R, Stambough JB, Nandi S, Prieto H, Parvizi J, Bini SA, Higuera CA, Piuzzi NS, Blankstein M, Wellman SS, Dietz MJ, Jennings JM, Dasa V, AAHKS Research Committee. The Effect of the COVID-19 Pandemic on Hip and Knee Arthroplasty Patients in the United States: A Multicenter Update to the Previous Survey. Arthroplast Today. 2021 Feb; 7:268-272 Epub 2020 Dec 03
    View PubMed
  61. DeMik DE, Carender CN, Glass NA, Callaghan JJ, Bedard NA. Home Discharge Has Increased After Total Hip Arthroplasty, However Rates Vary Between Large Databases. J Arthroplasty. 2021 Feb; 36 (2):586-592.e1 Epub 2020 Aug 25
    View PubMed
  62. DeMik DE, Carender CN, Glass NA, Callaghan JJ, Bedard NA. More Patients Are Being Discharged Home After Total Knee Arthroplasty, However Rates Vary Between Large Databases. J Arthroplasty. 2021 Jan; 36 (1):173-179 Epub 2020 July 30
    View PubMed
  63. Carender CN, Bedard NA, An Q, Brown TS. Common Peroneal Nerve Injury and Recovery after Total Knee Arthroplasty: A Systematic Review. Arthroplast Today. 2020 Dec; 6 (4):662-667 Epub 2020 Aug 22
    View PubMed
  64. Dagneaux L, Dufrenot M, Bernasconi A, Bedard NA, de Cesar Netto C, Lintz F. Three-Dimensional Biometrics to Correlate Hindfoot and Knee Coronal Alignments Using Modern Weightbearing Imaging. Foot Ankle Int. 2020 Nov; 41 (11):1411-1418 Epub 2020 July 23
    View PubMed
  65. Lygrisse KA, Roof MA, Keitel LN, Callaghan JJ, Schwarzkopf R, Bedard NA. The Inaccuracy of ICD-10 Coding in Revision Total Hip Arthroplasty and Its Implication on Revision Data. J Arthroplasty. 2020 Oct; 35 (10):2960-2965.e3 Epub 2020 May 12
    View PubMed
  66. Carender CN, DeMik DE, Bedard NA, Glass NA, Brown TS. Increased Risk of Short-Term Complications in Smokers Undergoing Primary Unicompartmental Knee Arthroplasty. J Knee Surg. 2020 Sep 8 Epub 2020 Sept 08
    View PubMed
  67. Bedard NA, Brown TS, Lewallen DG, Trousdale RT, Berry DJ, Abdel MP. Constrained Liners Implanted Simultaneously at the Time of Acetabular Shell Revision with a Highly Porous Implant: Surprisingly Good Fixation at 10 Years. J Bone Joint Surg Am. 2020 Sep 2; 102 (17):1521-1529
    View PubMed
  68. Carender CN, Meyer MD, Wynn MS, Bedard NA, Otero JE, Brown TS. The Prevalence of Abnormal Spinopelvic Relationships in Patients Presenting for Primary Total Hip Arthroplasty. Arthroplast Today. 2020 Sep; 6 (3):381-385 Epub 2020 June 16
    View PubMed
  69. Bedard NA, Tetreault MW, Hanssen AD, Lewallen DG, Trousdale RT, Berry DJ, Abdel MP. Intermediate to Long-Term Follow-up of Cementing Liners into Well-Fixed Acetabular Components. J Bone Joint Surg Am. 2020 Aug 19; 102 (16):1397-1404
    View PubMed
  70. Brown TS, Bedard NA, Rojas EO, Anthony CA, Schwarzkopf R, Barnes CL, Stambough JB, Mears SC, Edwards PK, Nandi S, Prieto HA, Parvizi J, AAHKS Research Committee. The Effect of the COVID-19 Pandemic on Electively Scheduled Hip and Knee Arthroplasty Patients in the United States. J Arthroplasty. 2020 Jul; 35 (7S):S49-S55 Epub 2020 Apr 22
    View PubMed
  71. Bedard NA, Elkins JM, Brown TS. Effect of COVID-19 on Hip and Knee Arthroplasty Surgical Volume in the United States. J Arthroplasty. 2020 Jul; 35 (7S):S45-S48 Epub 2020 Apr 24
    View PubMed
  72. Carender CN, Bedard NA, Malvitz TA, Callaghan JJ. Salvage of Distal Femoral Replacement Loosening with Massive Osteolysis Using Impaction Grafting: A Report of 2 Cases. JBJS Case Connect. 2020 Jul-Sep; 10 (3):e2000183
    View PubMed
  73. Bedard NA, Cates RA, Lewallen DG, Sierra RJ, Hanssen AD, Berry DJ, Abdel MP. Outcomes of a technique combining diaphyseal impaction grafting and metaphyseal cones for severe bone loss in revision total knee arthroplasty. Bone Joint J. 2020 Jun; 102-B (6_Supple_A):116-122
    View PubMed
  74. DeMik DE, Carender CN, Shamrock AG, Callaghan JJ, Bedard NA. Opioid Use After Total Knee Arthroplasty: Does Tramadol Have Lower Risk Than Traditional Opioids? J Arthroplasty. 2020 Jun; 35 (6):1558-1562 Epub 2020 Jan 28
    View PubMed
  75. Bedard NA, Schoenfeld AJ, Kim SC, Large Database Research Discussion Group. Optimum Designs for Large Database Research in Musculoskeletal Pain Management. J Bone Joint Surg Am. 2020 May 20; 102 Suppl 1:54-58
    View PubMed
  76. Carender CN, DeMik DE, Bedard NA, Shamrock AG, An Q, Brown TS. Utilization and Short-Term Outcomes of Computer Navigation in Unicompartmental Knee Arthroplasty. Iowa Orthop J. 2020; 40 (1):61-67
    View PubMed
  77. Baron JE, Westermann RW, Bedard NA, Willey MC, Lynch TS, Duchman KR. Is the Actual Failure Rate of Hip Arthroscopy Higher Than Most Published Series? An Analysis of a Private Insurance Database. Iowa Orthop J. 2020; 40 (1):135-142
    View PubMed
  78. Kalakoti P, Volkmar AJ, Bedard NA, Eisenberg JM, Hendrickson NR, Pugely AJ. Preoperative Chronic Opioid Therapy Negatively Impacts Long-term Outcomes Following Cervical Fusion Surgery. Spine (Phila Pa 1976). 2019 Sep; 44 (18):1279-1286
    View PubMed
  79. DeMik DE, Rojas EO, Anthony CA, Bedard NA, Dowdle SB, Bollier M, Wolf BR, Westermann RW. Opioid Prescription Refills After Osteochondral Procedures of the Knee. Arthroscopy. 2019 Jul; 35 (7):2083-2088 Epub 2019 June 02
    View PubMed
  80. Day MA, Westermann RW, Bedard NA, Glass NA, Wolf BR. Trends Associated with Open Versus Arthroscopic Rotator Cuff Repair. HSS J. 2019 Jul; 15 (2):133-136 Epub 2018 Aug 27
    View PubMed
  81. Zainul-Abidin S, Amanatullah DF, Anderson MB, Austin M, Barretto JM, Battenberg A, Bedard NA, Bell K, Blevins K, Callaghan JJ, Cao L, Certain L, Chang Y, Chen JP, Cizmic Z, Coward J, DeMik DE, Diaz-Borjon E, Enayatollahi MA, Feng JE, Fernando N, Gililland JM, Goodman S, Goodman S, Greenky M, Hwang K, Iorio R, Karas V, Khan R, Kheir M, Klement MR, Kunutsor SK, Limas R, Morales Maldonado RA, Manrique J, Matar WY, Mokete L, Nung N, Pelt CE, Pietrzak JRT, Premkumar A, Rondon A, Sanchez M, Novaes de Santana C, Sheth N, Singh J, Springer BD, Tay KS, Varin D, Wellman S, Wu L, Xu C, Yates AJ. General Assembly, Prevention, Host Related General: Proceedings of International Consensus on Orthopedic Infections. J Arthroplasty. 2019 Feb; 34(2S):S13-S35. Epub 2018 Oct 22.
    View PubMed
  82. Westermann RW, Mather RC 3rd, Bedard NA, Anthony CA, Glass NA, Lynch TS, Duchman KR. Prescription Opioid Use Before and After Hip Arthroscopy: A Caution to Prescribers. Arthroscopy. 2019 Feb; 35 (2):453-460 Epub 2019 Jan 04
    View PubMed
  83. Bedard NA, DeMik DE, Owens JM, Glass NA, DeBerg J, Callaghan JJ. Tobacco Use and Risk of Wound Complications and Periprosthetic Joint Infection: A Systematic Review and Meta-Analysis of Primary Total Joint Arthroplasty Procedures. J Arthroplasty. 2019 Feb; 34 (2):385-396.e4 Epub 2018 Oct 09
    View PubMed
  84. Barton C, Kalakoti P, Bedard NA, Hendrickson NR, Saifi C, Pugely AJ. What Are the Costs of Cervical Radiculopathy Prior to Surgical Treatment? 2019 January 14. 44(13): 937-942.PMID:30664098. Spine. 2019; 44(13):937-942.
    View PubMed
  85. Barton C, Kalakoti P, Bedard NA, Hendrickson NR, Saifi C, Pugely AJ. What Are the Costs of Cervical Radiculopathy Prior to Surgical Treatment? Spine. 2019; 44(13):937-942.
    View PubMed
  86. Scott EJ, Bedard NA, West C, Dowdle SB, Liu SS, Callaghan JJ. Outcomes of Hip Arthroscopy in the Medicare Patient: A Growing Population. Iowa Orthop J. 2019; 39 (1):89-93
    View PubMed
  87. Troester AM, Hendrickson NR, Glass NA, Bedard NA, Noiseux NO. Overlapping Surgery in Primary Total Knee Arthroplasty: Are 6-Week Complications Worse than Single Operating Room Scheduling? Iowa Orthop J. 2019; 39 (1):29-35
    View PubMed
  88. West CR, Bedard NA, Duchman KR, Westermann RW, Callaghan JJ. Rates and Risk Factors for Revision Hip Arthroscopy. Iowa Orthop J. 2019; 39 (1):95-99
    View PubMed
  89. Pugely AJ, Bedard NA, Kalakoti P, Hendrickson NR, Shillingford JN, Laratta JL, Saifi C, Lehman RA, Riew KD. Opioid use following cervical spine surgery: trends and factors associated with long-term use. Spine J. 2018 Nov; 18 (11):1974-1981 Epub 2018 Apr 10
    View PubMed
  90. Bedard NA, DeMik DE, Dowdle SB, Owens JM, Liu SS, Callaghan JJ. Preoperative Opioid Use and Its Association With Early Revision of Total Knee Arthroplasty. J Arthroplasty. 2018 Nov; 33 (11):3520-3523 Epub 2018 June 09
    View PubMed
  91. DeMik DE, Bedard NA, Dowdle SB, Elkins JM, Brown TS, Gao Y, Callaghan JJ. Complications and Obesity in Arthroplasty-A Hip is Not a Knee. J Arthroplasty. 2018 Oct; 33 (10):3281-3287 Epub 2018 Feb 26
    View PubMed
  92. Yanik JM, Bedard NA, Hanley JM, Otero JE, Callaghan JJ, Marsh JL. Rapid Recovery Total Joint Arthroplasty is Safe, Efficient, and Cost-Effective in the Veterans Administration Setting. J Arthroplasty. 2018 Oct; 33 (10):3138-3142 Epub 2018 July 11
    View PubMed
  93. Kalakoti P, Hendrickson NR, Bedard NA, Pugely AJ. Opioid Utilization Following Lumbar Arthrodesis: Trends and Factors Associated With Long-term Use. Spine (Phila Pa 1976). 2018 Sep 1; 43 (17):1208-1216
    View PubMed
  94. Gholson JJ, Bedard NA, Dowdle SB, Brown TS, Gao Y, Callaghan JJ. Total Joint Arthroplasty in Patients With Schizophrenia: How Much Does It Increase the Risk of Complications? J Arthroplasty. 2018 Jul; 33 (7):2082-2086 Epub 2018 Feb 09
    View PubMed
  95. Bedard NA, DeMik DE, Dowdle SB, Owens JM, Liu SS, Callaghan JJ. Does Preoperative Opioid Use Increase the Risk of Early Revision Total Hip Arthroplasty? J Arthroplasty. 2018 Jul; 33 (7S):S154-S156 Epub 2018 Feb 13
    View PubMed
  96. Owens JM, Bedard NA, Dowdle SB, Gao Y, Callaghan JJ. Venous Thromboembolism Following Total Knee Arthroplasty: Does Race Matter? J Arthroplasty. 2018 Jul; 33 (7S):S239-S243 Epub 2018 Feb 01
    View PubMed
  97. Bedard NA, Dowdle SB, Owens JM, Duchman KR, Gao Y, Callaghan JJ. What is the Impact of Smoking on Revision Total Hip Arthroplasty? J Arthroplasty. 2018 Jul; 33 (7S):S182-S185 Epub 2018 Jan 09
    View PubMed
  98. Bedard NA, Dowdle SB, Wilkinson BG, Duchman KR, Gao Y, Callaghan JJ. What Is the Impact of Smoking on Revision Total Knee Arthroplasty? J Arthroplasty. 2018 Jul; 33 (7S):S172-S176 Epub 2018 Mar 17
    View PubMed
  99. Callaghan JJ, DeMik DE, Bedard NA, Odland AN, Kane WM, Kurtz SM. Tibial tray fracture in a modern prosthesis with retrieval analysis. Arthroplast Today. 2018 Jun; 4 (2):143-147 Epub 2018 Feb 10
    View PubMed
  100. Bedard NA, DeMik DE, Glass NA, Burnett RA, Bozic KJ, Callaghan JJ. Impact of Clinical Practice Guidelines on Use of Intra-Articular Hyaluronic Acid and Corticosteroid Injections for Knee Osteoarthritis. J Bone Joint Surg Am. 2018 May 16; 100 (10):827-834
    View PubMed
  101. Owens JM, Callaghan JJ, Duchman KR, Bedard NA, Otero JE. Short-term Morbidity and Readmissions Increase With Skilled Nursing Facility Discharge After Total Joint Arthroplasty in a Medicare-Eligible and Skilled Nursing Facility-Eligible Patient Cohort. J Arthroplasty. 2018 May; 33 (5):1343-1347 Epub 2018 Jan 11
    View PubMed
  102. Dowdle SB, Bedard NA, Owens JM, Gao Y, Callaghan JJ. Identifying Risk Factors for the Development of Stiffness After Revision Total Knee Arthroplasty. J Arthroplasty. 2018 Apr; 33 (4):1186-1188 Epub 2017 Dec 05
    View PubMed
  103. Bedard NA, Sierra RJ, Mabry T. Opioids After Orthopaedic Surgery: There Is a Need for Universal Prescribing Recommendations: Commentary on an article by Matthew J. Sabatino, MD, MS, et al.: "Excess Opioid Medication and Variation in Prescribing Patterns Following Common Orthopaedic Procedures". J Bone Joint Surg Am 2018 Feb 7; 100 (3):e17
    View PubMed
  104. Bedard NA, Pugely AJ, McHugh M, Lux N, Otero JE, Bozic KJ, Gao Y, Callaghan JJ. Analysis of Outcomes After TKA: Do All Databases Produce Similar Findings? Clin Orthop Relat Res. 2018 Jan; 476 (1):52-63
    View PubMed
  105. Bedard NA, Pugely AJ, McHugh MA, Lux NR, Bozic KJ, Callaghan JJ. Big Data and Total Hip Arthroplasty: How Do Large Databases Compare? J Arthroplasty. 2018 Jan; 33 (1):41-45.e3 Epub 2017 Sept 13
    View PubMed
  106. Burnett RA, Westermann R, Bedard N, Liu S, Callaghan JJ. Ganglion Cyst as a Rare Complication of Hip Arthroscopy Resolved With THA: A Case Report. Iowa Orthop J. 2018; 38:87-91
    View PubMed
  107. Day MA, Anthony CA, Bedard NA, Glass NA, Clark CR, Callaghan JJ, Noiseux NO. Increasing Perioperative Communication With Automated Mobile Phone Messaging in Total Joint Arthroplasty. J Arthroplasty. 2018 Jan; 33 (1):19-24 Epub 2017 Sept 19
    View PubMed
  108. Bedard NA, DeMik DE, Dowdle SB, Callaghan JJ. Trends and risk factors for prolonged opioid use after unicompartmental knee arthroplasty. Bone Joint J. 2018 Jan; 100-B (1 Supple A):62-67
    View PubMed
  109. Duchman KR, Westermann RW, Glass NA, Bedard NA, Mather RC 3rd, Amendola A. Who Is Performing Hip Arthroscopy?: An Analysis of the American Board of Orthopaedic Surgery Part-II Database. J Bone Joint Surg Am. 2017 Dec 20; 99 (24):2103-2109
    View PubMed
  110. Bedard NA, Burnett RA, DeMik DE, Gao Y, Liu SS, Callaghan JJ. Are Trends in Total Hip Arthroplasty Bearing Surface Continuing to Change? 2007-2015 Usage in a Large Database Cohort. J Arthroplasty. 2017 Dec; 32 (12):3777-3781 Epub 2017 Aug 03
    View PubMed
  111. DeMik DE, Bedard NA, Dowdle SB, Burnett RA, McHugh MA, Callaghan JJ. Are We Still Prescribing Opioids for Osteoarthritis? J Arthroplasty. 2017 Dec; 32 (12):3578-3582.e1 Epub 2017 July 25
    View PubMed
  112. Bedard NA, Pugely AJ, Dowdle SB, Duchman KR, Glass NA, Callaghan JJ. Opioid Use Following Total Hip Arthroplasty: Trends and Risk Factors for Prolonged Use. J Arthroplasty. 2017 Dec; 32 (12):3675-3679 Epub 2017 Aug 31
    View PubMed
  113. Burnett RA, Bedard NA, DeMik DE, Gao Y, Liu SS, Callaghan JJ. Recent Trends in Blood Utilization After Revision Hip and Knee Arthroplasty. J Arthroplasty. 2017 Dec; 32 (12):3693-3697 Epub 2017 Sept 05
    View PubMed
  114. Anthony CA, Duchman KR, Bedard NA, Gholson JJ, Gao Y, Pugely AJ, Callaghan JJ. Hip Fractures: Appropriate Timing to Operative Intervention. J Arthroplasty. 2017 Nov; 32 (11):3314-3318 Epub 2017 July 25
    View PubMed
  115. Anthony CA, Westermann RW, Bedard N, Glass N, Bollier M, Hettrich CM, Wolf BR. Opioid Demand Before and After Anterior Cruciate Ligament Reconstruction. Am J Sports Med. 2017 Nov; 45 (13):3098-3103 Epub 2017 Aug 14
    View PubMed
  116. Slaven SE, Purcell RL, Mack AW, Bedard NA, Warth LC, Callaghan JJ. Results of Porous-Coated Anatomic Total Hip Arthroplasty without Cement at 25 to 30 Years: A Concise Follow-up of a Previous Report. J Bone Joint Surg Am. 2017 Oct 4; 99 (19):1647-1653
    View PubMed
  117. Bedard NA, Dowdle SB, Anthony CA, DeMik DE, McHugh MA, Bozic KJ, Callaghan JJ. The AAHKS Clinical Research Award: What Are the Costs of Knee Osteoarthritis in the Year Prior to Total Knee Arthroplasty? J Arthroplasty. 2017 Sep; 32 (9S):S8-S10.e1 Epub 2017 Jan 18
    View PubMed
  118. Westermann RW, Anthony CA, Bedard N, Glass N, Bollier M, Hettrich CM, Wolf BR. Opioid Consumption After Rotator Cuff Repair. Arthroscopy. 2017 Aug; 33 (8):1467-1472 Epub 2017 May 29
    View PubMed
  119. Bedard NA, Pugely AJ, Westermann RW, Duchman KR, Glass NA, Callaghan JJ. Opioid Use After Total Knee Arthroplasty: Trends and Risk Factors for Prolonged Use. J Arthroplasty. 2017 Aug; 32 (8):2390-2394 Epub 2017 Mar 16
    View PubMed
  120. Holt JB, Glass NA, Bedard NA, Weinstein SL, Shah AS. Emerging U.S. National Trends in the Treatment of Pediatric Supracondylar Humeral Fractures. J Bone Joint Surg Am. 2017 Apr 19; 99 (8):681-687
    View PubMed
  121. Duchman KR, Pugely AJ, Martin CT, Gao Y, Bedard NA, Callaghan JJ. Operative Time Affects Short-Term Complications in Total Joint Arthroplasty. J Arthroplasty. 2017 Apr; 32 (4):1285-1291 Epub 2016 Dec 14
    View PubMed
  122. Bedard NA, Pugely AJ, Lux NR, Liu SS, Gao Y, Callaghan JJ. Recent Trends in Blood Utilization After Primary Hip and Knee Arthroplasty. J Arthroplasty. 2017 Mar; 32 (3):724-727 Epub 2016 Sept 28
    View PubMed
  123. Bedard NA, Pugely AJ, Elkins JM, Duchman KR, Westermann RW, Liu SS, Gao Y, Callaghan JJ. The John N. Insall Award: Do Intraarticular Injections Increase the Risk of Infection After TKA? Clin Orthop Relat Res. 2017 Jan; 475 (1):45-52
    View PubMed
  124. Bedard NA, Martin CT, Slaven SE, Pugely AJ, Mendoza-Lattes SA, Callaghan JJ. Abnormally High Dislocation Rates of Total Hip Arthroplasty After Spinal Deformity Surgery. J Arthroplasty. 2016 Dec; 31 (12):2884-2885 Epub 2016 Aug 10
    View PubMed
  125. Gholson JJ, Pugely AJ, Bedard NA, Duchman KR, Anthony CA, Callaghan JJ. Can We Predict Discharge Status After Total Joint Arthroplasty? A Calculator to Predict Home Discharge. J Arthroplasty. 2016 Dec; 31 (12):2705-2709 Epub 2016 Aug 25
    View PubMed
  126. Otero JE, Gholson JJ, Pugely AJ, Gao Y, Bedard NA, Callaghan JJ. Length of Hospitalization After Joint Arthroplasty: Does Early Discharge Affect Complications and Readmission Rates? J Arthroplasty. 2016 Dec; 31 (12):2714-2725 Epub 2016 Aug 09
    View PubMed
  127. Duchman KR, Pugely AJ, Martin CT, Bedard NA, Gao Y, Callaghan JJ. Medicare's Hospital-Acquired Conditions Policy: A Problem of Nonpayment After Total Joint Arthroplasty. J Arthroplasty. 2016 Sep; 31 (9 Suppl):31-6 Epub 2016 Jan 29
    View PubMed
  128. Greiner JJ, Callaghan JJ, Bedard NA, Liu SS, Goetz DD, Mahoney CR. Metal-on-Metal Total Hip Arthroplasty at Five to Twelve Years Follow-Up: A Concise Follow-Up of a Previous Report. J Arthroplasty. 2016 Aug; 31 (8):1773-8 Epub 2016 Mar 08
    View PubMed
  129. Bedard NA, Pugely AJ, Duchman KR, Westermann RW, Gao Y, Callaghan JJ. When Hip Scopes Fail, They Do So Quickly. J Arthroplasty. 2016 Jun; 31 (6):1183-1187 Epub 2015 Dec 17
    View PubMed
  130. Greiner JJ, Callaghan JJ, Bedard NA, Liu SS, Gao Y, Goetz DD. Fixation and Wear With Contemporary Acetabular Components and Cross-Linked Polyethylene at 10-Years in Patients Aged 50 and Under. J Arthroplasty. 2015 Sep; 30 (9):1577-85 Epub 2015 May 12
    View PubMed
  131. Bedard NA, Callaghan JJ, Stefl MD, Liu SS. Systematic review of literature of cemented femoral components: what is the durability at minimum 20 years followup? Clin Orthop Relat Res. 2015 Feb; 473 (2):563-71
    View PubMed
  132. Bedard NA, Callaghan JJ, Stefl MD, Willman TJ, Liu SS, Goetz DD. Fixation and wear with a contemporary acetabular component and cross-linked polyethylene at minimum 10-year follow-up. J Arthroplasty. 2014 Oct; 29 (10):1961-9 Epub 2014 May 15
    View PubMed
  133. Goetz DD, Reddy A, Callaghan JJ, Hennessy DW, Bedard NA, Liu SS. Four- to six-year follow-up of primary THA using contemporary titanium tapered stems. Orthopedics. 2013 Dec; 36 (12):e1521-6
    View PubMed
  134. Bedard NA, Callaghan JJ, Liu SS, Greiner JJ, Klaassen AL, Johnston RC. Cementless THA for the treatment of osteonecrosis at 10-year follow-up: have we improved compared to cemented THA? J Arthroplasty. 2013 Aug; 28 (7):1192-9 Epub 2013 Feb 12
    View PubMed
  135. Takenaga RK, Callaghan JJ, Bedard NA, Liu SS, Gao Y. Which functional assessments predict long-term wear after total hip arthroplasty? Clin Orthop Relat Res. 2013 Aug; 471 (8):2586-94 Epub 2013 Apr 09
    View PubMed
  136. Takenaga RK, Callaghan JJ, Bedard NA, Liu SS, Klaassen AL, Pedersen DR. Cementless total hip arthroplasty in patients fifty years of age or younger: a minimum ten-year follow-up. J Bone Joint Surg Am. 2012 Dec 5; 94 (23):2153-9
    View PubMed
PST-20527134