Table 5.

Haptoglobin Phenotype and Neuropsychological testing

	Hp 1-1		Hp 2-1		Hp 2-2		p
n	18		50		40
Age (yrs)	36 (17)		36 (15)		43 (16)		0.02
Years Education	11.9 (1.6)		13.0 (2.6)		12.6 (2.7)		0.16
% Male	89		90		88		0.92
TBI Severity (TFC)							0.51
% > 24 hr	47		47		55
% 1-24 hr	27		29		32
% < 1 hr	27		24		13
1 month	Unadjusted	Adjusted	Unadjusted	Adjusted	Unadjusted	Adjusted	Unadjusted	Adjusted
n	17		49		40
SRCL	44	46	46	44	52	56	0.61	0.13
VIQ	82	84	86	85	93	94	0.13	0.04
PIQ	75	76	76	74	83	84	0.48	0.14
Tapping D	35	35	38	36	43	44	0.29	0.04
Tapping ND	33	33	36	35	38	39	0.64	0.25
6 month
n	16		43		36
SRCL	57	59	69	65	66	69	0.37	0.40
VIQ	88	90	100	99	103	103	0.03	0.06
PIQ	83	85	96	95	99	100	0.12	0.11
Tapping D	42	42	45	44	48	50	0.38	0.09
Tapping ND	40	40	42	41	43	44	0.72	0.46
12 month
n	11		36		27
SRCL	55	59	71	69	72	73	0.16	0.25
VIQ	87	90	102	101	106	105	0.015	0.048
PIQ	81	86	102	101	105	105	0.03	0.08
Tapping D	37	40	46	44	50	51	0.04	0.02
Tapping ND	39	41	43	41	45	46	0.40	0.32
10 year
n	10		22		17
SRCL	71	72	79	78	74	74	0.36	0.50
PSI	87	88	93	93	90	90	0.69	0.70
FSIQ	97	97	105	105	106	106	0.38	0.39

Unadjusted Analysis: p from ANOVA

Adjusted Analysis; p from regression controlling for seizures, TFC, age and then HP