Table 1 Characteristics of patients and cycles between the NC-IUI and COS-IUI groups
Characteristics | NC-IUI | COS-IUI | P -value |
|---|---|---|---|
n | 425 | 176 | |
Female age (years) | 31.3 ± 4.8 | 31.1 ± 4.5 | 0.701 |
Male age (years) | 33.6 ± 5.7 | 33.5 ± 5.3 | 0.935 |
Type of infertility (n (%)) | 0.264 | ||
Primary | 263 (61.9) | 118 (67.0) | |
Secondary | 162 (38.1) | 58 (33.0) | |
Duration of infertility (years) | 2.9 ± 2.0 | 3.0 ± 2.2 | 0.648 |
No. of dominant follicles ≥16 mm | 1.0 ± 0.1 | 1.5 ± 0.5 | < 0.001* |
Endometrium thickness (mm) | 9.9 ± 1.5 | 9.9 ± 1.6 | 0.971 |
TPMSC (×106) | |||
pre-wash | 55.8 ± 59.4 | 53.2 ± 37.8 | 0.405 |
post-wash | 18.1 ± 13.1 | 19.0 ± 12.0 | 0.175 |
Normal morphology (%) | |||
pre-wash | 4.4 ± 2.0 | 4.4 ± 2.5 | 0.442 |
post-wash | 6.2 ± 2.3 | 6.2 ± 2.9 | 0.220 |