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Table 8 WOMAC, VAS pain, and quality of life measures observed over time

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
WOMAC       
Pain 156 ± 81 84 ± 64† 74 ± 58† 0.81 0.001 0.46
Stiffness 84 ± 41 47 ± 44† 50 ± 40† 0.45 0.001 0.63
Physical Function 879 ± 428 517 ± 390† 449 ± 335† 0.81 0.001 0.61
VAS       
Pain 3.97 ± 1.9 2.51 ± 1.8† 1.78 ± 1.8† 0.18 0.001 0.43
Quality of Life       
Physical Function 44.4 ± 38 55.4 ± 36 70.4 ± 17† 0.47 0.004 0.93
General Health 13.3 ± 15 15.2 ± 10 16.7 ± 7 0.73 0.12 0.47
Vitality 8.3 ± 12 15.0 ± 10 18.3 ± 7† 0.06 0.001 0.88
Social Function 18.3 ± 20 26.4 ± 14 30.3 ± 9† 0.21 0.004 0.13
Mental Health 11.7 ± 4 13.5 ± 2 9.6 ± 5 0.91 0.001q 0.51
  1. Data are means ± standard deviations for main time effects. WOMAC = Western Ontario and McMasters University Osteoarthritis Index, VAS = Visual Analogue Scale. † Indicates p < 0.05 difference from baseline.