Research Article
Comparison of Pregnancy Outcomes of History-Indicated and Ultrasound-Indicated Cervical Cerclage: A Retrospective Cohort Study
Table 4
Association between indications and outcomes of pregnancy.
| | Pregnancy outcome | Total
(%) | History
(%) | Ultrasound
(%) | RR | 95% CI | value |
| | Miscarriage | 12 (11.7) | 8 (11.8) | 4 (11.40) | 1.8571 | 0.5255 to 6.5629 | 0.3365 | | Preterm birth | 24 (23.3) | 18 (26.50) | 6 (17.10) | 1.9286 | 0.8463 to 4.3948 | 0.1181 | | Term birth | 67 (65.1) | 42 (61.80) | 25 (71.40) | 0.8182 | 0.4189 to 1.5982 | 0.587 | | Total | 103 (100.0) | 68 (66.0) | 35 (34.0) | | | |
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