Table 3.

Results of logistic regression analysis of potentially related confounders to the dependent variable

Independent variable	Regression coefficient (β)	P-value	OR	95% CI for OR
Gender	−0.3136	0.433	0.731	[0.33, 1.60]
Age	−1.6901	< 0.001	5.26	[2.70, 8.41]
premature birth	−1.0174	0.005	2.76	[1.34, 5.46]
Mother’s education	−0.9962	0.014	2.71	[1.24, 6.14]

Note: CI, confidence interval