Table 2.

CD4+ cell count, plasma VL, presence of neuropsychological impairment, and CSF VL in the young and aged HIV+ cohort

Group	CD4*	Log plasma VL*	Log CSF VL	NPI	ARV+/−
Under 50 (young)	70.2 ± 151.9 (n = 29)	4.53 ± 1.39 (n = 29)	3.14 ± 1.35 (n = 30)	9 HAD, 9 MCMD, 3 NPI, 10 NPI-O, 5 unable, 2 normal	16/15
50 and older (aged)	241.2 ± 325.4 (n = 25)	3.64 ± 1.70 (n = 23)	2.64 ± 1.25 (n = 21)	1 HAD, 2 MCMD, 3 NPI, 7 NPI-O, 2 NPI-U, 4 unable, 6 normal	14/10

n number of independent donors, MCMD minor cognitive motor deficits

*p < 0.05