Perinatal Outcomes and Related Risk Factors of Single vs Twin Pregnancy Complicated by Gestational Diabetes Mellitus: Meta-Analysis

Table 3

Perinatal outcomes of pregnant women.

Perinatal outcome indicators	Number of literatures	Heterogeneity test			OR (95% CI)
		(%)		Effect model
Gestational age at delivery	6	98	<0.00001	REM	−3.37 [−3.77, −2.97]	<0.00001
Cesarean section	5	99	<0.00001	REM	4.79 [1.68, 13.67]	0.003
Preterm weeks	5	92	<0.00001	REM	13.47 [5.67, 32.02]	<0.00001
Gestational hypertension	5	71	0.008	REM	0.98 [0.27, 3.53]	0.98
Preeclampsia	3	72	0.03	REM	2.46 [1.48, 4.08]	0.0005