Table 2.

Educational, neurologic, behavioral and quality of life characteristics. The percent of children in each Score for Neonatal Physiology (SNAP-II) stratum who also had the characteristics listed on the left at 10 years. Column percents.

Characteristic		SNAP-II			Row N	p-ValueI
		< 20	20-29	≥ 30
Educational characteristics
Had an IEP	Yes	44	60	70	470	< 0.001
Repeated a grade	Yes	16	21	22	161	0.053
Placed in a remedial class	Yes	15	24	31	184	< 0.001
Physician diagnoses
Any seizure	Yes	10	14	13	102	0.14
Epilepsy	Yes	6	9	11	65	0.03
ADHD	Yes	19	27	30	204	0.002
Currently receiving medication for:
Seizures	Yes	3	5	11	45	0.03
ADHD	Yes	13	20	19	144	< 0.001
Attention deficit hyperactivity disorder
Operational definition of ADHD	Any 2 of 3	14	19	21	148	0.02
Gross Motor function derangement
GMFCSII	≥ 3	3	6	8	44	.007
Peds QL© inventory
Physical functioning	< 70	14	22	23	153	< 0.001
	≥ 70, < 85	13	15	19	124
Emotional functioning	< 70	25	32	26	229	0.62
	≥ 70, < 85	26	22	25	212
Social functioning	< 70	20	28	36	221	< 0.001
	≥ 70, < 85	18	20	15	155
School functioning	< 70	31	47	48	345	< 0.001
	≥ 70, < 85	24	22	25	203
Psychosocial functioning	< 70	25	36	38	264	< 0.001
	≥ 70, < 85	30	27	30	249
Maximum column N		460	215	199	874

^Iχ²trend

^IIGross Motor Function Classification System