Table 9.

Logistic regression analysis: predictors of grammar understanding delay (CEG) at 60 months of age.

Variables	B	SE	Wald’s X2	p	OR	95% CI
estational Age	−0.015	0.063	0.059	0.808	0.985	0.871–1.114
Gender	−0.363	0.467	0.603	0.437	0.696	0.278–1.738
Maternal education	−0.835	0.314	7.061	0.008	0.434	0.234–0.803
Cognitive delay 22 months	1.780	0.705	6.375	0.012	5.929	1.489–23.608
Vocabulary delay 30 months	−0.040	0.633	0.004	0.950	0.961	0.278–3.323
Total comprehension score RDLS	−0.116	0.044	6.905	0.009	0.891	0.817–0.971

B = Unstandardized regression weight; SE = Standard error for the unstandardized B; p = Significance value; OR = Odds ratio; 95% CI = Confidence interval of the odds ratio.