Baseline characteristics of 409 HIV-negative and HIV-positive adult women.

1<p>History of smoking: ≥1 cig/day for ≥6 consecutive months.</p>2<p>Hormonal contraception includes injection, oral and implant-based contraceptive.</p>3<p>Evaluated among HIV-1 infected female participants (n = 268).</p><p>Missing data: Abnormal Pap smear at baseline (n = 25); Hormonal contraception (n = 1); Median age at sexual debut (n = 1); Lifetime number of partners (n = 1); Condom use at last sex (n = 51); CD4 T cell (n = 17).</p><p>Abbreviations: HIV (human immunodeficiency virus); N (number); IQR (interquartile range); CD4 T-cell (T helper cells with cluster of differentiation 4 receptor).