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Table 4 Comparison of Day 4 Range of Movement, TUG and pain scores prior to TUG, for patients with and without a FNC

From: Relationships between post operative pain management and short term functional mobility in total knee arthroplasty patients with a femoral nerve catheter: A preliminary study

Functional mobility, Day 4 post operatively FNC (n = 27) PCA only (n = 25) Statistical significance
AROM Flexion Day 4 (degrees) 70.8 ± 17.3* 82.6 ± 15.8 p < .006
Effect size medium, r = .38
AROM Extension Day 4 (degrees) -11.9 ± 7.0 - 8.38 ± 4.4 p < .040
Effect size small, r = .29
TUG test post op (secs) 45.23 (31, 67) 58.0 (39.5, 71) NS (outliers removed)
Pain score at TUG test 4.69 ± 2.3 3.67 ± 2.5 NS
Time elapsed since last analgesia at TUG test (hours) *3.6 ± 1.6 2.0 ± 1.1 p < .003
Effect size medium r = .42
  1. *Mean ± SD, or median (IQR: 25,75), reported according to normality