Table 1.
Characteristics of New Antiretroviral Therapy Initiators Enrolled at Queen Elizabeth Hospital Human Immunodeficiency Virus (HIV) Clinic, Blantyre, and Lighthouse Trust HIV Clinic, Lilongwe, Malawi
| Characteristic | Lighthouse Trust (2007–2010) | Queen Elizabeth Central Hospital (2000–2010) | ||||||
|---|---|---|---|---|---|---|---|---|
| Total Cohort | Person-Years at Risk | Total Cohort | Person-Years at Risk | |||||
| N | % | N | % | N | % | N | % | |
| Total | 15 920 | … | 49 981 | … | 12 656 | … | 50 834 | … |
| Sex | ||||||||
| Male | 6713 | 42.2 | 19 558 | 39.1 | 5529 | 43.7 | 20 591 | 40.5 |
| Female | 9207 | 57.8 | 30 423 | 60.9 | 7127 | 56.3 | 30 243 | 59.5 |
| Age category (years) | ||||||||
| <16 | 706 | 4.6 | 2181 | 4.5 | 1730 | 13.7 | 6183 | 12.2 |
| 16–25 | 1641 | 10.7 | 4881 | 10.1 | 1203 | 9.5 | 4049 | 8.0 |
| 26–35 | 6273 | 40.8 | 19 980 | 41.5 | 4628 | 36.6 | 18 641 | 36.7 |
| 36–45 | 4527 | 29.5 | 14 422 | 30.0 | 3283 | 25.9 | 14 217 | 28.0 |
| 46–55 | 1624 | 10.6 | 5013 | 10.4 | 1321 | 10.4 | 5799 | 11.4 |
| 56+ | 595 | 3.9 | 1652 | 3.4 | 491 | 3.9 | 1945 | 3.8 |
| Missing | 554 | … | 1851 | … | … | … | … | … |
| Age at enrollment, years, median (interquartile range) | 33.3 (27.9, 39.8) | 33.5 (16.7, 40.9) | ||||||
| World Health Organization stage | ||||||||
| 1 or 2 | 4852 | 30.5 | 17 693 | 35.4 | 4181 | 33.0 | 18 793 | 37.0 |
| 3 | 6499 | 40.8 | 19 362 | 38.7 | 6261 | 49.5 | 26 123 | 51.4 |
| 4 | 2207 | 13.9 | 4855 | 9.7 | 2010 | 15.9 | 5477 | 10.8 |
| Not applicable/unknown | 2362 | 14.8 | 8070 | 16.1 | 204 | 1.6 | 441 | 0.4 |