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Table 5 Ad herence to the CONSORT recommendations

From: Reporting on covariate adjustment in randomised controlled trials before and after revision of the 2001 CONSORT statement: a literature review

Year of publication 2000
(n = 84)
2006
(n = 113)
Relative risk
(95% CI)
P-value
Have adjusted for any stratification variables* 26 (46%) 30 (35%) 0.76(0.51, 1.14) 0.2
Have specified rationale for any adjusted analysis 18 (21%) 34 (30%) 1.40(0.85, 2.31) 0.2
Have specified statistical method used for adjusted analysis 83 (99%) 113 (100%) 1.0 (0.97, 1.03) 1.0
Have reported results from adjusted analysis only2 18 (21%) 29 (26%) 1.20 (0.71, 2.01) 0.5
Have reported results from both adjusted and unadjusted analysis 4 (5%) 11 (10%) 2.04 (0.67, 6.20) 0.3
  1. * n = 56 for Year 2000 and n = 85 for Year 2006
  2. Results included summary in each group, effect size, and confidence interval