Table 1 Univariate analysis for pregnancy outcome after cervical cerclage
From: Effects of vaginal microecology and immunity on the pregnancy outcome of cervical cerclage
Factor | Outcome | |||
|---|---|---|---|---|
Successful group (n = 104) | Unsuccessful group (n = 21) | χ2 | P | |
Surgical timing | 29.00 | < 0.001 | ||
Selective cerclage | 83 | 5 | ||
Therapeutic cerclage | 18 | 11 | ||
Emergency cerclage | 3 | 5 | ||
Gestational age of cerclage | 23.72 | < 0.001 | ||
14–18 weeks | 87 | 7 | ||
> 18 weeks | 17 | 14 | ||
Cervical length (mm) | 18.63 | < 0.001 | ||
≥ 2.5 cm | 86 | 8 | ||
< 2.5 cm | 18 | 3 | ||
Preoperative invasive procedures | 10.88 | 0.004 | ||
Yes | 8 | 7 | ||
No | 96 | 14 | ||
Genital tract infections | 12.37 | < 0.001 | ||
Yes | 33 | 14 | ||
No | 71 | 7 | ||
BMI (kg/m2) | 0.85 | 0.474 | ||
≥ 25.5 | 48 | 12 | ||
< 25.5 | 56 | 9 | ||