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Table 1 Participant’s characteristics

From: Comparison of simultaneous bilateral versus unilateral total knee replacement on pain levels and functional recovery

Demographic and clinical variablesSimultaneous bilateral TKR (n = 50)Unilateral TKR (n = 30)p-value
Age (years)61.8 (9.2)65.7 (9.4)0.075
GenderMale18 (36%)11 (37%)0.952
Female32 (64%)19 (63%)
Weight (kg)93.5 (8.2)96.1 (5.5)0.014
VASDay 08.9 (1.0)8.8 (1.1)0.908
Day 74.3 (1.5)4.6 (1.5)0.375
Day 302.2 (1.3)2.0 (1.5)0.526
LEFSDay 016.2 (10.1)19.1 (9.1)0.191
Day 728.6 (11.5)30.2 (12.8)0.573
Day 3055.6 (14.6)56.7 (15.8)0.755
  1. TKR Total knee replacement; VAS Visual analog scale (0–10 cm); LEFS Lower extremity functional scale (0–80); Data are mean (Standard deviation)
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