Table 2 Comparison of characteristics in patients with different timing in hCG injection
From: Improved pregnancy rate with administration of hCG after intrauterine insemination: a pilot study
hCG injection 24-32 h before IUI (n = 228) | hCG injection after IUI (n = 104) | P | |
|---|---|---|---|
Age (SD) in years | 30.3 (4.4) | 29.5 (4.5) | NS |
Main diagnosis | |||
Unexplained | 50.2% | 50.0% | NS |
Male factor | 17.6% | 16.7% | NS |
Endometriosis | 6.8% | 10.2% | NS |
Hormonal | 16.7% | 17.6% | NS |
Multiple | 7.2% | 3.7% | NS |
Sperm count ≥ 20 × 106/ml after preparation (SD) | 65.5% | 62.2% | NS |
Total FSH consumption (SD) | 163 IU (98) | 152 IU (58) | NS |
Number of follicles >16 mm at insemination (SD) | 1.5 (0.8) | 1.6 (0.7) | NS |
2-3 follicles at insemination | 50.0% | 53.2% | NS |
Cycle day of insemination (SD) | 13.9 (1.7) | 13.5 (1.3) | 0.014 |
Positive urinary pregnancy test | 10.9% | 19.6% | 0.040 |
Clinical pregnancy rate | 9.6% | 18.3% | 0.032 |