Table 2

Sample characteristics by year, 2009–2013

	n					p Value
	2009	2010	2011	2012	2013	p Value
Mean age (SE)	33.7 (0.5)	34.1 (0.4)	33.5 (0.4)	32.4 (0.5)	31.7 (0.5)	—
Age, years
<20	8	3	4	6	25	<0.001
20–29	139	124	135	176	148
30–39	164	182	173	144	157
40–49	62	71	65	53	61
>50	25	20	21	20	10
Sex
Female	250	246	269	271	273	0.154
Male	148	154	129	128	131	0.154
BMI, kg/m²
18–24	332	324	291	286	280	<0.001
25–29	45	52	77	80	65
30+	20	22	24	31	55
WHO HIV disease stage
Stage 1 and 2	258	264	279	316	334	<0.001
Stage 3 and 4	140	136	119	83	70	<0.001
Karnofsky score
0–80	32	68	9	9	18	<0.001
81–100	365	331	64	389	368	<0.001

BMI, body mass index.