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Table 3 Within group comparison of different outcome variables

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

  Baseline Post-intervention p-value (within group comparison to the baseline)a
Group 1 (n = 11)    
 Numerical rating scale 6.64 (1.69) 5.27 (1.79) 0.017*
 Timed-up and-go test 18.14 (3.98) 15.39 (4.66) 0.013*
 Knee flexion (active) 118.18 (13.36) 130.82 (10.20) 0.005**
 Knee flexion (passive) 125.27 (11.43) 135.73 (10.26) 0.004**
 Knee extension (active) −4.73 (5.00) −3.00 (2.93) 0.107
 Knee extension (passive) −1.82 (4.24) 0.09 (2.88) 0.027*
Group 2 (n-10)    
 Numerical rating scale 7.00 (1.63) 4.60 (1.897) 0.008**
 Timed-up and-go test 16.31 (3.42) 15.14 (5.20) 0.241
 Knee flexion (active) 109.70 (13.43) 123.30 (8.42) 0.032*
 Knee flexion (passive) 120.50 (9.58) 129.40 (6.08) 0.007**
 Knee extension (active) −4.50 (3.03) −3.10 (2.51) 0.121
 Knee extension (passive) −1.80 (4.02) 0.20 (3.19) 0.152
Group 3 (n = 13)    
 Numerical rating scale 6.69 (1.80) 4.15 (2.12) 0.005**
 Timed-up and-go test 20.16 (5.67) 14.99 (4.66) 0.005**
 Knee flexion (active) 113.38 (17.54) 125.23 (13.24) 0.002**
 Knee flexion (passive) 119.38 (14.06) 128.77 (11.75) 0.002**
 Knee extension (active) −4.38 (4.33) −2.77 (3.22) 0.182
 Knee extension (passive) −2.00 (5.87) 0.08 (3.12) 0.153
Group 4 (n = 9)    
 Numerical rating scale 5.86 (1.22) 5.14 (2.55) 0.343
 Timed-up and-go test 17.64 (6.85) 16.04 (7.96) 0.176
 Knee flexion (active) 122.43 (15.79) 126.86 (14.92) 0.176
 Knee flexion (passive) 127.00 (7.62) 132.71 (14.59) 0.225
 Knee extension (active) −5.00 (3.74) −2.86 (3.44) 0.058
 Knee extension (passive) −1.00 (3.42) −0.57 (4.54) 0.605
  1. Group 1 = Placebo LAT & MAT; Group 2 = LAT & placebo MAT; Group 3 = LAT plus MAT; Group 4 = Placebo LAT & Placebo MAT
  2. *Statistically significance p < 0.05
  3. **Highly statistically significant p < 0.001
  4. aWithin group comparisons were made using Wilcoxon Signed ranks test