Table 1 Compared the cycle characteristics of patients between the pregnancy and non-pregnancy group
From: Analysis of factors associated with IUI pregnancy outcomes in elderly and young patients
Variables | Non-pregnant(n = 3646) | Pregnant(n = 575) | P |
|---|---|---|---|
Female age (years) | 30.86 ± 3.31 | 30.20 ± 3.29 | < 0.001 |
AMH(ng/ml) | 3.02 [1.84,5.26] | 3.28 [1.81,5.96] | 0.191 |
Male age (years) | 32.04 ± 4.03 | 31.50 ± 3.92 | 0.003 |
Female BMI( kg/m2) | 22.53 ± 3.51 | 23.00 ± 3.71 | 0.003 |
Male BMI( kg/m2) | 28.61 ± 93.92 | 25.37 ± 4.05 | 0.600 |
Cycle number(n) | |||
1 | 1802 (49.42) | 291 (50.61) | 0.859 |
2 | 1223 (33.54) | 187 (32.52) | |
3 | 621 (17.03) | 97 (16.87) | |
Duration of infertility(years) | 3.00 [2.00, 4.00] | 2.00 [2.00, 4.00] | 0.063 |
Female diagnosis (%) | |||
Male | 1165 (31.95) | 173 (30.31) | 0.12 |
Unexplained infertility | 1738 (47.69) | 261(45.45) | |
Endometriosis | 69 (1.90) | 8 (1.48) | |
Ovulation disorder | 600 (16.46) | 125 (21.77) | |
Infertility type (%) | |||
Primary infertility | 2750 (75.43) | 434 (75.35) | 1.000 |
Second infertility | 896 (24.57) | 142 (24.65) | |
Number of the dominant follicle (n) | 1(1,2) | 1(1,2) | 0.66 |
Endometial thickness(cm) | 0.87 ± 0.15 | 0.94 ± 0.18 | 0.310 |
Treatment methods (%) | |||
Ovarian stimulation cycle | 3504 (96.11) | 556 (96.70) | 0.569 |
Natural cycle | 142 (3.89) | 19 (3.30) | |
Total sperm count(million) | 159.76 [98.49, 255.20] | 154.90 [96.50, 253.98] | 0.707 |
Normal morphology rate(%) | 4.40 [4.10, 4.80] | 4.40 [4.10, 4.90] | 0.023 |
Progressive motility(million) | 42.12 ± 16.86 | 42.91 ± 17.13 | 0.293 |
Total motile sperm count(million) | 61.54 [31.95, 111.31] | 61.50 [32.31, 115.36] | 0.805 |