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Table 3 Pain, physical performances during activity of daily living and active knee range of motion. Values are mean (SD) unless otherwise stated

From: Intensive, personalized multimodal rehabilitation in patients with primary or revision total knee arthroplasty: a retrospective cohort study

 Primary TKA
(n: 166)
Revision TKA
(n: 51)
BeforeAfterChange95% CIBeforeAfterChange95% CI
NRS at rest (median, min-max)0.0 (0–8)0.0 (0–4)NA *NA0.0 (0–7)0.0 (0–7)NANA
NRS during activity5.4 (2.9)3.7 (2.6)1.7* (2.6)[1.3; 2.1]5.4 (2.9)4.6 (2.8)0.8* (1.9)[0.2; 1.3]
6 min. walking test (m)421.9 (91.6)513.1 (97.9)91.1* (56.6)[82.4; 100.0]407.7 (108.9)496.6 (111.8)88.8* (60.0)[72.0; 105.7]
Stair climbing test (sec)34.8 (18.6)23.2 (10.3)11.6* (11.9)[9.7; 13.4]38.6 (24.7)23.1 (9.8)15.5* (17.4)[10.6; 20.4]
Active knee extension (o3.3 (5.0)2.2 (3.9)1.1* (3.0)[0.6; 1.6]2.0 (2.9)1.1 (2.2)0.9* (2.0)[0.3; 1.4]
Active knee flexion (o)106.6 (15.7)113.5 (14.9)6.9* (5.7)[6.1; 7.8]105.4 (15.3)112.4 (14.0)7.0* (5.6)[5.4; 8.5]
  1. NRS Numerical Rating Scale. Paired samples t-test were used for all outcomes except for NRS at rest, where Wilcoxon Signed Rank test was applied. *: P-value < 0.05. NA: Not applicable. §: Full knee extension = 0o