Adverse maternal outcomes associated with fetal macrosomia: what are the risk factors beyond birthweight?

Table 2 Risks factors of maternal complications***

	aOR [95% CI]*	p	Attributable risk**
Patient’s age (years)		0.2	-
<30	1
≥ 30	1.4 [0.8–2.4]
Origins		0.04	3%
Non Asian	1
Asian	3.1 [1.1–9.3]
Composite of parity and previous vaginal delivery of a macrosomic infant		0.04	-
Nulliparous	1
Multiparous without previous macrosomic delivery	0.8 [0.5–1.1]	0.06
Multiparous with previous macrosomic delivery	0.5 [0.2–0.9]	0.03
Maternal Diabetes	0.5 [0.2–1.7]	0.3	-
Obesity (body mass index > 30 kg/m ² )	2.2 [0.9–5.4]	0.09	-
Labor induction	1.5 [0.9–2.4]	0.1	-
Duration of labor		0.02	12%
< 10 hours	1
≥10 hours	1.9 [1.1–3.4]
Cesarean during labor	2.2 [1.3–3,9]	0.004	17%
Birth weight (grams)		0.004	10%
< 4500	1
≥4500	2.7 [1.4–5.1]
Infant gender (Male)	1.2 [0.7–2.0]	0.5	-

*Adjusted odds ratio and confidence interval.
Adjustment for all the variables in the Table and gestational age at delivery and hospital centre.
**Computed if OR significant and greater than 1.
***Composite criteria for maternal complications: at least one of the maternal complications (3rd or 4th degree perineal tears or severe postpartum hemorrhage or transfusion).

ISSN: 1471-2393