The new child food package is associated with reduced obesity risk among formula fed infants participating in the Special Supplemental Nutrition Program for Women, Infants and Children (WIC) in Los Angeles County, California, 2003–2016

Table 3 Poisson regression investigating the association between new child package dose and obesity at 4 years¹

	Boys (N = 38,409)		Girls (N = 36,462)
Dosage of new child food package	RR	95% CI	RR	95% CI
Categorical exposure
0 years (reference)	1.00		1.00
< 1 year	1.05	0.99–1.12	1.00	0.94–1.07
1 to <2 years	1.02	0.96–1.09	0.98	0.92–1.05
2 to < 3 years	1.00	0.95–1.07	0.99	0.92–1.05
3 to < 4 years	0.98	0.92–1.04	0.96	0.89–1.02
4 years	0.93	0.89–0.98	0.94	0.89–0.99
Interval-scaled exposure	0.98	0.98–0.99	0.99	0.98–1.00

The 95% confidence interval for the bolded values does not include 1; this implies significance at the p<.05 level.
¹Gender-stratified Poisson regression models based on a sample of fully formula fed children 0–4 years participating in the Special Supplemental Nutrition Program for Women, Infants and Children (WIC) in Los Angeles County, California, 2003–2016
Abbreviations: CI confidence interval; RR relative risk; WIC Special Supplemental Nutrition Program for Women, Infants and Children

ISSN: 1479-5868