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Table 3 Knee range of motion data and circumference data for the diet and supplement groups

From: Effects of diet type and supplementation of glucosamine, chondroitin, and MSM on body composition, functional status, and markers of health in women with knee osteoarthritis initiating a resistance-based exercise and weight loss program

Variable 0 Weeks 10 14 Group p-level Time G × T
Range of Motion       
Extension - RL (deg) 3.02 ± 2.6 4.20 ± 3.0 4.05 ± 3.1 0.12 0.13 0.56
Extension - LL (deg) 3.02 ± 2.6 4.34 ± 3.2† 4.11 ± 3.2 0.66 0.06 0.35
Flexion - RL (deg) 123.9 ± 7 125.2 ± 7 121.6 ± 8 0.33 0.34 0.07
Flexion - LL (deg) 121.2 ± 8 126.3 ± 6† 126.7 ± 8† 0.80 0.001 0.33
Circumference       
Right Knee (cm) 36.9 ± 3 36.6 ± 3 37.8 ± 5 0.82 0.34 0.20
Left Knee (cm) 36.6 ± 4 36.6 ± 3 39.1 ± 5 0.92 0.06 0.18
  1. Data are means ± standard deviations for time main effects. RL = right leg, LL = left leg, G = group, T = time. † Indicates p < 0.05 difference from baseline.