Table 2.

Associations between Milk Cortisol at 3 Months with Maternal and Infant Characteristics

	Unstandardized βeta	Standard Error	Standardized βeta	P-value
Maternal Age	0.02	0.03	0.12	0.41
Infant Sex	−0.46	0.27	−0.23	0.10
Pre-pregnancy BMI	0.02	0.02	0.13	0.34
Pregnancy Weight Gain	−0.04	0.02	−0.34	0.02
Education Level	−0.12	0.14	−0.13	0.42
Household Income	−0.06	0.04	−0.20	0.17
Martial Status	0.07	0.09	0.11	0.47
Parity	0.24	0.21	0.16	0.26
Gestational Age at Birth	−0.02	0.13	−0.02	0.89
Breastfeeding Cessation	−0.01	0.02	−0.04	0.82
Exclusively Breastfeeding	−0.12	0.31	−0.06	0.70
Birth Weight	0.01	0.01	0.07	0.61
BMIP at 3 Months	−0.37	0.54	−0.10	0.50
BMIP at 6 Months	0.39	0.51	0.11	0.45
BMIP at 12 Months	−0.36	0.59	−0.09	0.53
BMIP at 24 Months	−1.10	0.55	−0.30	0.05

Note: Linear regression models were run for each factor individually, adjusting for time of milk sample collection. Infant sex was coded as 0 = Male, 1= Female. Marital status was coded as 0 = unmarried, 1 = married.