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Table 1 Baseline characteristics of 38 patients randomized to receive patellar resurfacing or non-resurfacing in primary total knee arthroplasty

From: A Randomized controlled trial comparing patellar retention versus patellar resurfacing in primary total knee arthroplasty: 5–10 year follow-up

  Resurfaced Non-resurfaced P value
Demographics
Mean Age in yr (SD) 64.9 (4.0) 62.0 (5.6) 0.07*
Females (%) 16 (76) 10 (59) 0.31
BMI (SD) 29.8 (5.9) 33.9 (7.3) 0.10*
0-1 Comorbidities (%) 17 (85) 12 (71) 0.43
Baseline characteristics
WOMAC score    
 Stiffness (SD) 31.5 (10.9) 46.9 (21.7) 0.01 *
 Pain (SD) 38.1 (10.8) 43.8 (10.2) 0.12*
 Function (SD) 42.7 (9.9) 47.7 (12.7) 0.20*
RAND 36 score    
 Physical Functioning (SD) 20.6 (10.9) 31.7 (21.9) 0.06*
 Role Physical (SD) 7.1 (17.9) 18.7 (33.5) 0.18*
 Bodily Pain (SD) 30.6 (12.2) 38.9 (17.0) 0.09*
 General Health (SD) 70.5 (18.0) 71.8 (18.4) 0.83*
Range of Motion in degrees (SD) 107.9 ± 15.6 112.0 ± 9.8 0.23*
  1. LEGEND: SD = Standard Deviation.
  2. * Analyzed using an Independent T-test.
  3. Analyzed using Fisher’s Exact Test.