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Table 1 Demographic and Preoperative Functional Scores by Site of Replacement

From: Modeling early recovery of physical function following hip and knee arthroplasty

Patient Characteristics And Baseline, Preoperative Function

TKA Mean, (SD), N

THA Mean (SD) N

T-Test Results p-value

Age (years)

66.77, (8.23), 83

60.25, (11.19), 69

p < 0.001

BMI kg/m2

31.42, (4.69), 83

28.60, (4.56), 68

p < 0.001

TUG score (seconds)

10.15, (3.66), 83

10.14, (3.71), 69

p = 0.987

6 MWT distance (meters)

403.07, (120.10), 81

422.90, (115.65), 67

p = 0.311

Stair Test (seconds)

18.69, (8.37), 82

16.41, (11.42), 69

p = 0.160

WOMAC PF score

32.47, (11.89), 83

33.32, (10.60), 69

p = 0.646

LEFS score

30.51, (12.44), 83

29.45, (12.73), 69

p = 0.607

  1. Abbreviations: TKA = Total Knee Arthroplasty
  2. THA = Total Hip Arthroplasty
  3. N = Number
  4. SD = Standard Deviation
  5. BMI = Body Mass Index
  6. TUG = Timed up and go test
  7. 6 MWT = Six Minute Walk Test
  8. PF = Physical Function
  9. LEFS = Lower Extremity Function Scale