Table 1. Age and indication of IUI
  Frequency CPR/cycle CPR/patient
AGE:      
≤ 34 years 49.0% 9.7% 15.5%
35- 39 years 35.5% 8.9% 15.1%
≥ 40years 15.5% 2.3%* 4.1%*
INDICATION      
Unexplained infertility 33.5% 4.5%* 7.6%*
Cervical factor 24.5% 13.5%* 20.7%*
Male factor 31.7% 8.4% 15.4%
Endometriosis 10.3% 7.9% 14.0%
*p˂0.05.