Table 2. Differences in Changes in NAP SACC Scores From Pre-Assessment to Post-Assessment and Post-Assessment to Follow-Up in Early Care and Education (ECE) Programs That Completed the Second Cohort^a of the National Early Care and Education Learning Collaboratives Project (ECELC) (n = 104).

Topic	Mean NAP SACC Scoresb			Change in Scoresc		P Values
	Pre	Post	Follow-Up	From Pre to Post	From Post to Follow-Up	From Pre to Postd	From Post to Follow-Upe
Combined NAP SACC topics	38.5	47.0	48.9	8.6	1.8	<.001	.16
Breastfeeding and infant feeding	9.9	12.6	13.7	2.9	1.0	.001	.28
Child nutrition	22.9	26.5	27.5	3.6	1.0	<.001	.10
Infant and child physical activity	7.8	10.0	9.7	2.2	−0.2	<.001	.56
Screen time	4.5	5.9	6.4	1.4	0.5	<.001	.10

Abbreviation: NAP SACC, Nutrition and Physical Activity Self-Assessment for Child Care.

^a ECE programs in Kentucky, Virginia, and Los Angeles County, California, from 2014 through 2015.

^b Means of the combined NAP SACC as well as for each of the 4 topic areas at pre-assessment, post-assessment, and follow-up.

^c Calculated using the arithmetic mean.

^d P value for the comparison of the effect of the ECELC intervention between post-assessment and pre-assessment as calculated by a repeated measures model.

^e P value for the comparison of the effect of the ECELC intervention between follow-up and post-assessment as calculated by a repeated measures model.