Table 6.

Cycles with and without LH supplementation: clinical pregnancy rate per oocyte retrieval

Trail	rec FSH +rec LH	rec FSH	% Weights	Odds ratio	95%CI fixed
Tarlatziz	9/55	14/57	10.4	0.60	0.21, 1.68
2006
Humaidan	42/116	35/115	20.3	1.3	0.72, 2.33
2004
Marrs	90/204	91/202	46.4	0.96	0.64, 1.45
2004
Lisi	30/122	62/331	58.9	1.41	0.83, 2.38
2004
Total	171/497	202/705
Pooled odds ratio				1.1	0.85, 1.42
Fixed effects
(Mantel-Haenszel, Robins-Breslow-Greenland)

Note. Chi² (test odds ratio differs from 1) = 0.41, p = 0.52.

Non-combinability of studies.

Breslow-Day= 3.42 (df= 3), p = 0.33.

Cochran Q= 3.39 (df= 3), p= 0.34.