Skip to main content

Table 1 Baseline and demographic characteristics of individuals (n = 4003) older and younger with HIV infection on antiretroviral treatment (ART) from June 2004 to December 2012

From: Mortality and treatment response amongst HIV-infected patients 50 years and older accessing antiretroviral services in South Africa

Characteristics Older
(≥ 50 years)
N = 262
Younger
(<  50 years)
N = 3741
p-value
Year of entry   
 2004 2 (0.8) 74 (2.0)  
 2005 34 (13.0) 568 (15.2)  
 2006 39 (14.9) 574 (15.3)  
 2007 18 (6.9) 270 (7.2)  
 2008 11 (4.2) 181 (4.8)  
 2009 34 (13.0) 369 (9.9)  
 2010 60 (22.9) 877 (23.4)  
 2011 54 (20.6) 655 (17.5)  
 2012 10 (3.8) 173 (4.6)  
Age (years), median (IQR) 54. 5 (52–58) 32 (28–38)
Gender, n (%)
 Male 117 (44.7) 1321 (35.3) 0.003
 Female 145 (55.3) 2420 (64.7)  
Clinic site, n (%)    0.021
 Urban 99 (37.8) 1691 (45.2)  
 Rural 163 (62.2) 2050 (54.8)  
Median body mass index (kg/m2), (IQR)a 23.1 (20.5–27.1) 22.8 (20.2–26.4) 0.154
Baseline CD4+ count, (cells/μl) median(IQR)b 142 (86–197) 124 (60–184) < 0.001
CD4+ cell count, cells/mm3: n (%)    0.119
  < 200 173 (76.5) 2747 (81.2)  
 200–350 45 (19.9) 568 (16.8)  
  > 350 8 (3.5) 70 (2.1)  
Viral load (log copies/ml), mean (SD)e 4.9 (1.0) 5.0 (0.9) 0.268
WHO stage, n (%)c    0.623
 1 40 (15.3) 556 (14.9)  
 2 60 (22.9) 744 (20.0)  
 3 131 (50.0) 2004 (53.8)  
 4 31 (11.8) 424 (11.4)  
Past history of TB, n (%)d 62 (24.2) 1077 (29.5) 0.075
Prevalent TB, n (%) 62 (23.7) 907 (24.2) 0.882
Co-morbidities
 Hypertensione 55 (21.5) 79 (2.2) <.001
 Diabetesf 16 (6.3) 24 (0.7) <.001
Occupationg    0.014
 Employed 83 (32.2) 1193 (32.3)  
 Unemployed 156 (60.5) 2358 (63.9)  
 Scholar/Other 19 (7.4) 137 (3.7)  
Initial ART regimen
 2NRTI + NNRTI 260 (100%) 3718 (99.6%)  
 2NRTI + PI 0 15 (0.4%)  
  1. a221 missing BMI (8 older, 213 younger), b392 missing CD4 count(36 older, 356 younger), c13 younger missing WHO stage, d102 missing past history of TB (6 older,96 younger), e475 missing viral load (34 older,441 younger), e96 missing hypertension (6 older,90 younger), f96 missing diabetes (6 older,90 younger), g57 missing occupation(4 older, 53 older)