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. Author manuscript; available in PMC: 2011 Apr 1.
Published in final edited form as: Clin Infect Dis. 2010 Apr 1;50(7):1041–1052. doi: 10.1086/651118

Table 1.

Baseline Characteristics of Subjects

Characteristics
LPV/r BID
(n=159)
LPV/r QD
(n=161)
Total
(n=320)
Sex Male 122 (77%) 127 (79%) 249 (78%)
Female 37 (23%) 34 (21%) 71 (22%)
Age (yrs) Mean (SD) 38.2 (9.4) 39.3 (10.4) 38.8 (9.9)
Median (Q1, Q3) 39.0 (31.0, 45.0) 38.0 (32.0, 45.0) 39.0 (31.5, 45.0)
Min, Max 17.0, 64.0 18.0, 66.0 17.0, 66.0
Race/ethnicity White Non-Hispanic 43 (27%) 54 (34%) 97 (30%)
Black Non-Hispanic 58 (36%) 51 (32%) 109 (34%)
Hispanic (Regardless of
Race)
51 (32%) 54 (34%) 105 (33%)
Asian, Pacific Islander 5 (3%) 1 (1%) 6 (2%)
American Indian, Alaskan
Native
1 (1%) 1 (1%) 2 (1%)
Other/unknown/more than
one race
1 (1%) 0 (0%) 1 (0%)
IV drug history Never 137 (86%) 143 (89%) 280 (88%)
Currently 0 (0%) 1 (1%) 1 (0%)
Previously 22 (14%) 17 (11%) 39 (12%)
NRTI Started Never started Rx 1 (1%) 0 (0%) 1 (0%)
d4T XR 95 (60%) 100 (62%) 195 (61%)
TDF 63 (40%) 61 (38%) 124 (39%)
History of AIDS Defining
Diagnosis
Yes 26 (16%) 32 (20%) 58 (18%)
No 133 (84%) 129 (80%) 262 (82%)
Hepatitis C antibody Positive 20 (13%) 21 (13%) 41 (13%)
Negative 136 (87%) 138 (86%) 274 (87%)
Indeterminate 0 (0%) 1 (1%) 1 (0%)
HIV-1 RNA
(log10(cp/mL))*
Mean (SD) 4.9 (0.7) 4.8 (0.6) 4.9 (0.6)
Median (Q1, Q3) 4.8 (4.5, 5.4) 4.8 (4.5, 5.2) 4.8 (4.5, 5.3)
Min, Max 3.0, 6.5 3.1, 6.6 3.0, 6.6
Screening HIV-1 RNA < 100,000 77 (48%) 79 (49%) 156 (49%)
>= 100,000 82 (52%) 82 (51%) 164 (51%)
CD4 Count (cells/mm3)* Mean (SD) 221 (187) 233 (179) 227 (183)
Median (Q1, Q3) 194 (65.5, 314) 218 (76.0, 336) 203 (67.8, 321)
Min, Max 0.0, 890 0.0, 869 0.0, 890
(cells/mm3) 0-50 33 (21%) 35 (22%) 68 (21%)
51-100 18 (11%) 14 (9%) 32 (10%)
101-200 34 (21%) 25 (16%) 59 (18%)
201-350 45 (28%) 51 (32%) 96 (30%)
351-500 17 (11%) 24 (15%) 41 (13%)
>500 12 (8%) 12 (7%) 24 (8%)
*

Baseline HIV RNA level and CD4 cell count were calculated as the geometric and arithmetic means, respectively, of pre-entry and entry evaluations.