. Author manuscript; available in PMC: 2020 Feb 1.

Published in final edited form as: Matern Child Health J. 2019 Feb;23(2):164–172. doi: 10.1007/s10995-018-2610-2

Table 2.

Bronchiolitis Diagnosis and Maternal Plasma Folate in 2^nd Trimester of Pregnancy (Quartiles) among Term, Otherwise Healthy Infants Enrolled in CANDLE and TennCare.

	Bronchiolitis^a
2^nd trimester plasma folate levels in ng/ml (quartiles)	Unadjusted OR (95% CI)	Adjusted OR^b (95% CI)
Q1: [3.76, 12.9, ng/mL]	Referent	Referent
Q2: [12.94, 19.2, ng/mL]	1.03 (0.62, 1.71)	1.17 (0.68, 2.00)
Q3: [19.23, 26.8, ng/mL]	0.75 (0.44, 1.27)	0.74 (0.42, 1.31)
Q4: [26.8, 85.0, ng/mL]	0.66 (0.38, 1.14)	0.73 (0.40, 1.31)

At least one healthcare visit for bronchiolitis during the first year of life (Binary logistic regression model)

Odds Ratio adjusted for infant sex, gestational age (in weeks), infant birth weight (kg), breastfeeding initiation, number of siblings, maternal race (African America, White race), maternal age at delivery, maternal smoking during pregnancy, maternal asthma, BMI (kg/m²) weight gain (kg), and year of study enrollment.