Table 1 Baseline characteristics of the infection and control group
Indexes | Infection group (n = 129) | Control group (n = 302) | P |
|---|---|---|---|
Age (years) | 30.82 ± 3.80 | 30.85 ± 3.65 | 0.939 |
BMI (kg/m2) | 21.19 ± 2.25 | 21.20 ± 2.34 | 0.962 |
Infertility duration (years) | 3.40 ± 2.05 | 3.73 ± 2.56 | 0.208 |
Basal FSH (IU/L) | 5.35 ± 1.38 | 5.52 ± 1.40 | 0.237 |
Types of infertility (%) | 0.028* | ||
Primary infertility | 48.8(63/129) | 60.3(182/302) | |
Secondary infertility | 51.2(66/129) | 39.7(120/302) | |
Previous ectopic pregnancy (%) | 16.27(21/129) | 1.98(6/302) | < 0.001* |