Table 3.

Neonatal Morbidity in Women who Use Marijuana Compared to Non-Users

Neonatal Outcome (Unweighted Sample Size)	Any Marijuana Use (N=48)	No Marijuana Use (N= 1562)	P value
Neonatal intensive care unit admission	16.9	9.5	0.12
Preterm delivery (<37 weeks)	17.3	9.0	0.07
Composite neonatal morbidity or death	14.1	4.5	0.002
-Neonatal pulmonary morbidity	7.5	3.7	0.14
-Necrotizing enterocolitis	0.4	0.2	0.33
-Seizures	0.3	0.08	0.28
-Retinopathy of prematurity	0.6	0.6	0.95
-Neonatal infection morbidity	9.8	2.4	<.001
-Anemia requiring blood transfusion	1.3	0.7	0.24
-Neonatal surgery	0.3	0.8	0.37
-Hyperbilirubinemia	-0-	0.03	---
-Neonatal neurological morbidity	1.4	0.3	0.002
-Neonatal death in L&D suite or prior to discharge	0.4	0.3	0.63

Composite neonatal morbidity includes indented list presented in remaining rows of table.

All results are reported as weighted percentages, p-value from weighted chi-square. The composite neonatal morbidity endpoint was defined by “any yes” or “all no”, as such some item non-response is present for individual components.