Table 3.

Summary of logistic regression model predicting age 8 oral language status from age 2 late talking status, with control variables. Late talking defined as age 2 expressive vocabulary at or below the 10th percentile on the MacArthur Communicative Development Inventory (MCDI).

Variable	b	SE	Odds ratio	95% CI for odds ratio
PIQ	-.072	.014	.931	.905–.957
Mother's education	1.275	.333	3.579	1.864–6.869
Race	1.216	.428	3.373	1.456–7.810
Below MCDI 10th percentile	.567	.368	1.763	.857–3.626
Constant	5.118	1.441	167.04