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Table 3 Comparison of DAS28 between the chicken type II collagen group and the methotrexate group

From: A multicenter, double-blind, randomized, controlled phase III clinical trial of chicken type II collagen in rheumatoid arthritis

Group

Relief

(≤ 2.6)

Low activity

(2.6~3.2)

Mid activity

(3.2~5.1)

High activity

(>5.1)

Chi-square

Pvaluea

CCII (n = 296)

36

26

138

96

5.476

0.019

MTX (n = 158)

20

19

88

31

  
  1. aShowed rank sum test. CCII, chicken type II collagen; DAS28, disease activity score using 28 joint counts; MTX, methotrexate.