Table 4 - Cycles with and without LH supplementation: number of retrieved oocytes.
Trail r-FSH +rec LH r-FSH WMD 95%CI fixed
n mean±sd n mean±sd
Levi-Setti
2005
18 9.9±2.6 18 9.2±2.9 0.7 -1.2, 2.5
Griesinger
2005
54 7.9±5.3 54 7.7±5.1 0.2 -1.8, 2.2
Acevedo
2004
22 9.3±3.6 20 8.2±3.5 1.1 -1.1, 3,2
Cédrin-Durnerin
2004
107 9.9±4.7 93 9.8±4.7 0.1 -1.2, 1.40
Total. 201 185
Pooled effect size
Fixed effects (Mulrow-Oxman)
0.41 -0.44, 1.3

Z (test WMD + differs from 0)= 0.945 p = 0.34
Non-combinability of studies
-Cohran Q= 0.756465 (df=3) p= 0.85