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Table 1 ICD-9 and ICD-10 codes used to detect primary total hip or total knee replacement

From: Use of routine hospital morbidity data together with weight and height of patients to predict in-hospital complications following total joint replacement

ICD version Code Description of procedure
ICD-9-CM 81.51 Total hip replacement
  81.54 Total knee replacement
ICD-10-AM* 49318-00 Total arthroplasty of hip, unilateral
  49319-00 Total arthroplasty of hip, bilateral
  49518-00 Total arthroplasty of knee, unilateral
  49519-00 Total arthroplasty of knee, bilateral
  49521-00 Total arthroplasty of knee with bone graft to femur, unilateral
  49521-01 Total arthroplasty of knee with bone graft to femur, bilateral
  49521-02 Total arthroplasty of knee with bone graft to tibia, unilateral
  49521-03 Total arthroplasty of knee with bone graft to tibia, bilateral
  49524-00 Total arthroplasty of knee with bone graft to femur and tibia, unilateral
  49524-01 Total arthroplasty of knee with bone graft to femur and tibia, bilateral
  49534-01 Total replacement arthroplasty of patellofemoral joint of knee
  1. *The ICD-10 codes were based on those listed in the database.