Table 2.

Neuropsychological performance; raw score mean values (SD).

Measure (raw score)	HIV−	HIV+	p
Attention & Executive Function
WMS-III Digit Span (total)	21.94 (5.3)	17.29 (4.0)	.0001*
WMS-III Spatial Span (total)	16.71 (2.4)	13.16 (2.6)	.0001*
Trails A (time in sec)	28.65 (9.5)	41.71 (16.6)	.0001*
Trails B (time in sec)	56.58 (16.4)	89.54 (45.6)	.0001*
Subtracting by 7’s (time in sec)	48.25 (25.7)	85.74 (59.0)	.001*
FAS (total)	51.7 (14.8)	39.97 (13.4)	.002*
Verbal Functioning
WAIS-III Similarities (total)	28.33 (4.0)	26.59 (3.6)	.069
BNT (total)	56.33 (3.2)	53.52 (4.2)	.042
Number Processing
Number Reasoning Test (total correct)	11.34 (0.7)	10.54 (1.0)	.0001*
Number Reasoning Test (time)	47.2 (18.8)	67.7 (23.1)	.001*
Subtracting by 7’s (errors)	0.61 (1.0)	2.54 (2.8)	.0001*
Mental Number Line Bisection (errors)	0.93 (1.3)	3.0 (1.9)	.0001*
Horizontal Physical Number Line (%dev)	27.06 (13.8)	49.36 (27.7)	.0001*
Vertical Physical Number Line (%dev)	27.21 (12.2)	39.57 (14.9)	.001*
Visuospatial Functioning
Physical Line Bisection (%dev)	19.50 (7.8)	23.9 (7.8)	.134
RCPM (total)	34.67 (1.5)	30.78 (4.6)	.0001*
Visual Symbol Search Test (time in sec)	71.61 (20.3)	95.82 (30.3)	.001*
BVSQB R-L Orientation (errors)	1.72 (1.7)	4.14 (3.5)	.0001*
BVSQB Drawing (total)	10.98 (1.9)	7.87 (3.2)	.0001*
ROCF Copy (total)	31.89 (4.3)	29.25 (5.3)	.025
Memory
Verbal Memory
WMS LM 1 Immediate recall (total)	47.91 (5.5)	42.74 (9.0)	.097
WMS LM 2 Delayed recall (total)	30.45 (7.3)	24.94 (7.0)	.056
WMS LM Recognition (total)	27.25 (2.8)	26.39 (2.8)	.419
Visuospatial Memory
ROCF Immediate recall (total)	20.41 (7.1)	14.93 (6.9)	.002*
ROCF Delayed recall (total)	20.35 (6.0)	15.35 (7.2)	.002*
Psychomotor Functioning
Purdue Pegboard (total)	13.39 (2.3)	11.63 (1.9)	.008

p-values reflect results of independent sample t-tests, alpha was adjusted using Bonferroni correction to .002.