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Table 1 Comparisons of demographics and baseline characteristics of participants stratified by HIV status and HAART time period in the REACH cohort

From: The impact of highly active antiretroviral therapy on prevalence and incidence of cervical human papillomavirus infections in HIV-positive adolescents

Variables Participants
  REACH Females
(n = 411)
REACH HIV-
(n = 146)
All Before HAART Initiation
(n = 170)
All After HAART Initiation
(n = 157)
Case-crossover with Both Before and After HAART Initiation
(n = 100)
Baseline Age      
Median [IQR] 17 [16-18] 17 [16-18] 17 [16-18] 17 [16-18] 17 [16-18]
Mean (std dev) 16.25 (1.18) 16.59 (1.21) 17.37(1.41) 17.42 (1.36) 16.88(1.12)
Race      
African-American 308 (75%) 122 (84%) 132 (78%) 117 (75%) 72 (72%)
European-American 71 (17%) 20 (14%) 23 (14%) 22 (15%) 19 (19%)
Other 29 (7%) 4 (2%) 15 (8%) 16 (10%) 9 (9%)
Lifetime Sexual Partner      
Median [IQR] 6 [3-11] 5 [3-9] 6 [3-10] 7 [4-11] 6 [4-16]
CD4 + Count (at Baseline)      
Median [IQR] 614.0 [425-860] 825.5 [672-1016] 516.5 [389-730] 478.5 [344-620] 481 [370-616]
Mean (std dev) 649.8 (310.9) 858.5 (282.21) 557.3 (261.17) 486.4 (244.6) 498.1 (239.5)