Research Article

Neonatal and Maternal Complications of Placenta Praevia and Its Risk Factors in Tikur Anbessa Specialized and Gandhi Memorial Hospitals: Unmatched Case-Control Study

Table 7

Binary and multivariate logistic regression of risk factors associated with placenta praevia in Tikur Anbessa Specialized Referral and Gandhi Memorial Hospitals, Ethiopia, 2018.

Risk factorsCase
(303)
Control
(303)
COR (95% CI)AOR (95% CI)

Maternal age15-24411011.01.0
25-341901852.5 (1.67, 3.38)2 (1.26, 3.04)
≥35721710.4 (5.45, 19.80)6.3 (3.20, 12.51)

ParityNulliparous70991.2 (.77, 1.78)1.5 (.98, 2.40)
Primiparous751241.01.0
Multiparous158803.2 (2.20, 4.84)2.2 (1.46, 3.46)

Previous history of C/SYes79273.6 (2.25, 5.77)2.7 (1.64, 4.58)
No2242761.01.0

Previous history of abortionYes94562 (1.36, 2.90)1.5 (.98, 2.25)
No2092471.01.0

Previous molar pregnancyYes1252.5 (.85, 7.06)2.8 (.92, 8.49)
No2912981.01.0

Previous IUFDYes951.8 (.604, 5.51)1.2 (.35, 4.02)
No2942981.01.0

COR: crude odds ratio; AOR: adjusted odds ratio; CI: confidence interval. Statistically significant variables at . Statistically significant variables at . .