Table 3. Effect of treatments on pregnancy rate.
Clomiphene
(n=15)
Clomiphene +
HCG (n=13)
Letrozole
(n=12)
Letrozole + HCG
(n=11)
p-value
Yes 3 2 3 2 0.944
No 12 11 9 9

Chi-square test.
HCG, human chorionic gonadotropin.