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Table 4 Response rates of subjects to treatment based on pain assessments.

From: Comparison of glucosamine sulfate and a polyherbal supplement for the relief of osteoarthritis of the knee: a randomized controlled trial [ISRCTN25438351]

 

4 Weeks

8 Weeks

Criteria

Glucosamine

(n = 47)

Reparagen

(n = 48)

Glucosamine

(n = 47)

Reparagen

(n = 48)

20% decrease in WOMAC pain

74.5

81.2

89.4

93.7

20% decrease in WOMAC pain & 10 mm VAS Pain

66.0

68.7

85.1

91.7

50% decrease in WOMAC pain

38.2

58.3*

72.3

77.1

50% decrease in WOMAC pain & 20 mm VAS Pain

25.5

37.5

63.8

72.9

  1. Percentage of subjects meeting various criteria for response to treatment. Results between reparagen (n = 48) and glucosamine sulfate (n = 47) were not significantly different using these criteria except where denoted by the * (P = 0.05).