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Table 1 Characteristics of DC Cohort at enrollment, Washington DC, 1999–2014

From: Prevalence and trends in transmitted and acquired antiretroviral drug resistance, Washington, DC, 1999–2014

Characteristic at enrollmenta

N (%)

All participants

6506 (100)

Age

 <18

17 (0.26)

 18–29

693 (10.65)

 30–39

1134 (17.43)

 40–49

1945 (29.90)

 50–59

1948 (29.94)

 60+

769 (11.82)

Sex

 Female

1702 (26.16)

 Male

4804 (73.84)

Race/ethnicity

 Non-Hispanic black

4972 (76.42)

 Non-Hispanic white

904 (13.89)

 Hispanic

282 (4.33)

 Other

127 (1.95)

 Unknown

221 (3.40)

Transmission risk group

 Male-to-male sexual contact (MMS)

2515 (38.66)

 Heterosexual contact

1995 (30.66)

 Injection drug use (IDU)

458 (7.04)

 MMS/IDU

80 (1.23)

 Other

121 (1.86)

 Unknown/missing

1337 (20.55)

Insurance

 Public

4222 (64.89)

 Private

1767 (27.16)

 Other

131 (2.01)

 Unknown

386 (5.93)

Clinic type

 Hospital-based

3136 (48.20)

 Community-based

3370 (51.80)

Clinical status

 HIV

3798 (58.38)

 AIDS

2708 (41.62)

CD4 count (cells/µl)

 <50

158 (2.43)

 50–199

525 (8.07)

 200–349

938 (14.42)

 350–499

1285 (19.75)

 ≥500

3349 (51.48)

 Unknown

251 (3.86)

Viral load (copies/ml)

 0–399

4922 (75.65)

 400–999

186 (2.86)

 1000–9999

366 (5.63)

 10,000–49,999

362 (5.56)

 50,000–99,999

155 (2.38)

 ≥100,000

250 (3.84)

 Unknown

265 (4.07)

Alcohol use

 Current

915 (14.06)

 Previous

924 (14.20)

 Never

3038 (46.70)

 Unknown

1629 (25.04)

Recreational drug use

 Current

774 (11.90)

 Previous

1416 (21.76)

 Never

2147 (33.00)

 Unknown

2169 (33.34)

Intravenous drug use

 Current

45 (0.69)

 Previous

476 (7.32)

 Never

3132 (48.14)

 Unknown

2853 (43.85)

Characteristic at enrollmenta

Median (IQR)

HIV diagnosis to consent (years)

9.3 (4.2–16.3)

HIV diagnosis to ART start (years)

1.2 (0.1–6.2)

ART start to consent (years)

3.6 (1.2–7.8)

  1. ART, antiretroviral treatment
  2. aClinical characteristics at enrollment do not correspond to resistance results, which are based on tests performed at other times