Table 3.

Effect Estimates

	Metric	n	Estimate	p	s value	95% CI
Gestational age
Continuous	Difference of means	6,273	−0.01	.94	0.09	−0.25 to 0.23
<37 wk	Odds ratio	6,273	0.96	.89	0.17	0.55 to 1.69
Birth weight
Continuous	Difference of means	5,624	1.91	.97	0.05	−84.10 to 87.92]
< 2500 g	Odds ratio	5,624	0.99	.98	0.03	0.50 to 1.98
Below cutoff on ASQ
At least 1 domain	Odds ratio	3,572	0.71	.25	1.98	0.39 to 1.28
Communication	Odds ratio	3,568	3.92	.02	5.90	1.28 to 12.01
Gross motor	Odds ratio	3,568	1.00	.99	0.00	0.40 to 2.52
Fine motor	Odds ratio	3,559	0.78	.77	0.39	0.15 to 3.99
Problem solving	Odds ratio	3,546	0.80	.67	0.57	0.29 to 2.22
Personal social	Odds ratio	3,546	0.42	.12	3.03	0.14 to 1.26

Note: Boldface indicates significant results. ASQ = Ages and Stages Questionnaire.