Table 5.

Outcomes from multiple linear regression analyses predicting respective CBCL 6–18 and WISC-IV outcomes from gestational age, general cognitive functioning, and total behavioral problem score for the children born preterm.

	PT group (N = 51)
CBCL 6–18 factors	Predictor	β	βSD	t(48)	p-value
Total problem score (TPS)	GA	–0.848	0.430	−1.970	0.055
	FSIQ	–0.037	0.136	–0.275	0.785
Internalizing problems	GA	–0.686	0.361	–1.899	0.064
	FSIQ	–0.033	0.114	–0.290	0.773
Externalizing problems	GA	–0.783	0.416	–1.882	0.066
	FSIQ	0.031	0.132	0.238	0.813
Affective problems	GA	−0.731	0.196	−3.733	0.001
	FSIQ	−0.016	0.062	−0.254	0.801
Anxiety problems	GA	−0.070	0.182	−0.386	0.701
	FSIQ	−0.037	0.057	−0.646	0.521
Somatic problems	GA	−0.454	0.272	−1.668	0.102
	FSIQ	0.072	0.086	0.836	0.407
ADH problems	GA	−0.570	0.194	−2.933	0.005
	FSIQ	−0.043	0.061	−0.697	0.489
Oppositional defiant problems	GA	−0.528	0.280	−1.887	0.065
	FSIQ	0.019	0.088	0.211	0.834
Conduct problems	GA	−0.365	0.212	−1.722	0.091
	FSIQ	−0.057	0.067	−0.853	0.398
WISC-IV indices	Predictor	β	βSD	t(48)	p-value
FSIQ	GA	1.167	0.443	2.634	0.011
	TPS	−0.042	0.153	−0.275	0.785
VCI	GA	0.988	0.412	2.400	0.020
	TPS	0.121	0.142	0.850	0.399
PRI	GA	1.365	0.575	2.374	0.022
	TPS	0.258	0.198	1.300	0.200
WM	GA	0.576	0.491	1.171	0.247
	TPS	−0.233	0.169	−1.377	0.175
PS	GA	0.549	0.577	0.951	0.346
	TPS	−0.303	0.199	−1.526	0.134

PT, preterm; CBCL 6–18, Child Behavior Checklist, 6–18 years; TPS, total problem score; GA, gestational age; ADH, attention deficit/hyperactivity; FSIQ, full-scale intelligence quotient; VCI, verbal comprehension index; PRI, perceptual reasoning index; WM, working memory; PS, processing speed. Significant outcomes are indicated in bold.