Pooled disease index
Study
Carette 1989	Improvement 0.44 (95%CI ‐0.22 ‐ 1.10)
Clegg 1996	Improvement 0.31 (95% CI 0.12‐0.50 )
Combe 1996	Improvement 0.40 (95%CI 0.04 ‐ 0.76)
Dougados 1995	Improvement 0.61 (95%CI 0.27 ‐ 0.95 )
Farr 1990	Improvement 1.12 (95%CI 0.38 ‐ 1.86)
Fraser 1993	Improvement 1.24 (95%CI 0.44 ‐ 2.04
Gupta 1995	Improvement 0.00 (95% CI ‐0.52‐ 0.52 )
Hopkins 1985	Improvement 0.35 (95%CI ‐0.49 ‐ 1.19)
Levy 1972	Improvement ‐0.09 (95%CI ‐1.25‐ 1.07)
McKendry 1993	Improvement 0.39 (95%CI ‐0.35‐ 1.13)
Palit 1990	Improvement 0.44 (95%CI ‐0.22 ‐ 1.10)
Peeters 1992	Improvement 0.25 (95%CI ‐0.51 ‐ 1.01)
Willkens 1984	Improvement 0.13 (95%CI ‐0.49‐ 0.75)