Table 1.

Baseline characteristics of PHIV+ Children (N=396) in the PHACS AMP and P219C Studies with Cognitive Functioning Assessments and Virologic Data Prior to ART Initiation

Characteristics	N (%)
Female	213 (54%)
Study
AMP	176 (44%)
219C	220 (55%)
Co-enrolled	99 (25%)
Age at ART initiation (years): Mean (SD)	2.8 (3.5)
Age at WISC evaluation (years): Mean (SD)	9.6 (2.6)
Black race	262 (73%)
Hispanic ethnicity	108 (27%)
Primary language of child is English	328 (83%)
Birth weight < 2500g	83 (25%)
Baseline CDC classification: C	87 (22%)
HIV encephalopathy diagnosis at entry	24 (6%)
Any PMTCT ARV exposure	83 (25%)
Baseline primary caregiver identity: biological parent	201 (51%)
Primary caregiver education at baseline < high school	93 (25%)
Nadir CD4% prior to ART initiation, mean (SD)	23.6 (13.2)
Peak logRNA prior to ART initiation, mean (SD)	5.2 (0.8)
Birth cohort
1984-1995	165 (42%)
1996-2005	231 (58%)

Participants with missing data were excluded from the calculations in table: race (38); Ethnicity (2); birth weight (62); PMTCT ARV exposure (62); baseline primary caregiver identity (1); caregiver education (29); nadir CD4% (140); peak logRNA (148)