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Table 2 Outcome variables across four groups before and after interventiona

From: Using auriculotherapy for osteoarthritic knee among elders: a double-blinded randomised feasibility study

  All (n = 43) Group 1 (n = 11) Group 2 (n = 10) Group 3 (n = 13) Group 4 (n = 9) p-value
Numerical rating scale       
 Baseline 6.61 (1.63) 6.64 (1.69) 7.00 (1.63) 6.69 (1.80) 5.86 (1.22) 0.621
 Post intervention 4.73 (2.04) 5.27 (1.79) 4.60 (1.90) 4.15 (2.12) 5.14 (2.55) 0.579
 Relative difference −1.88 (2.14) −1.37 (1.36) −2.40 (1.65) −2.54 (2.47) −0.71 (2.75) 0.299
Timed-up and-go test       
 Baseline 18.25 (5.05) 18.14 (3.98) 16.31 (3.42) 20.16 (5.67) 17.64 (6.85) 0.243
 Post intervention 15.31 (5.26) 15.39 (4.66) 15.14 (5.20) 14.99 (4.66) 16.04 (7.96) 0.985
 Relative difference −2.93 (4.05) −2.75 (2.61) −1.17 (4.24) −5.16 (4.75) −1.60 (2.81) 0.132
Knee flexion (active)       
 Baseline 115.32 (15.34) 118.18 (13.36) 109.70 (13.43) 113.38 (17.54) 122.43 (15.79) 0.524
 Post intervention 126.54 (11.67) 130.82 (10.20) 123.30 (8.42) 125.23 (13.24) 126.86 (14.92) 0.452
 Relative difference 11.22 (12.09) 12.64 (11.99) 13.60 (15.96) 11.85 (9.38) 4.43 (10.42) 0.554
Knee flexion (passive)       
 Baseline 122.54 (11.45) 125.27 (11.43) 120.50 (9.58) 119.38 (14.06) 127.00 (7.62) 0.536
 Post intervention 131.46 (10.80) 135.73 (10.26) 129.40 (6.08) 128.77 (11.75) 132.71 (14.59) 0.372
 Relative difference 8.93 (8.34) 10.45 (7.67) 8.90 (9.75) 9.38 (5.53) 5.71 (12.04) 0.611
Knee extension (active)       
 Baseline −4.61 (4.01) −4.73 (5.00) −4.50 (3.03) −4.38 (4.33) −5.00 (3.74) 0.944
 Post intervention −2.93 (2.91) −3.00 (2.93) −3.10 (2.51) −2.77 (3.22) −2.86 (3.44) 0.979
 Relative difference 1.68 (3.33) 1.40 (2.41) 1.40 (2.41) 1.62 (3.66) 2.14 (2.91) 0.996
Knee extension (passive)       
 Baseline −1.73 (4.51) −1.82 (4.24) −1.80 (4.02) −2.00 (5.87) −1.00 (3.42) 0.939
 Post intervention 0.00 (3.23) 0.09 (2.88) 0.20 (3.19) 0.08 (3.12) −0.57 (4.54) 0.980
 Relative difference 1.73 (3.69) 1.91 (2.39) 2.00 (4.16) 2.08 (4.87) 0.43 (2.37) 0.801
  1. Group 1 = Placebo LAT & MAT; Group 2 = LAT & placebo MAT; Group 3 = LAT plus MAT; Group 4 = Placebo LAT & Placebo MAT
  2. aBetween group comparisons were made using Kruskal-Wallis test