Table 2.

Composite and Individual Maternal Morbidity for individuals with and without a Bachelor’s Degree who conceived using Medically Assisted Reproduction

Outcome		Total Live Births	n	Rate/1,000 Live Births	Adjusted RR (95% CI)
Composite maternal morbidity	Total	190,444	1,893	9.9
	Bachelors	142,943	1,448	10.1	1.05* (0.94–1.17)
	WBD	47,501	445	9.4	Ref
Admission to ICU	Total	190,444	435	2.3
	Bachelor’s	142,943	347	2.4	1.21† (0.94–1.54)
	WBD	47,501	88	1.9	Ref
Maternal transfusion	Total	190,444	1,554	8.2
	Bachelor’s	142,943	1,191	8.3	1.06* (0.94–1.19)
	WBD	47,501	363	7.6	Ref
Uterine rupture	Total	190,444	91	0.5
	Bachelor’s	142,943	69	0.5	1.02† (0.63–1.64)
	WBD	47,501	22	0.5	Ref
Unplanned hysterectomy	Total	190,444	230	1.2
	Bachelor’s	142,943	183	1.3	1.16† (0.82–1.63)
	WBD	47,501	47	1.0	Ref

RR, relative risk; CI, confidence interval; ICU, intensive care unit

Notes: 101 individuals were excluded due to missing information on maternal morbidity

*Adjusted for maternal age (< 35 vs. 35+), race and ethnicity, marital status, prenatal care, smoking during pregnancy, neonatal sex, and birth year

^†Adjusted for maternal age (< 35 vs. 35+), race and ethnicity, marital status, neonatal sex, and birth year