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. 2011 Apr 4;6(4):e18206. doi: 10.1371/journal.pone.0018206

Table 1. Characteristics of the study population.

Study participants n (column %)
Total 2220
Sex
Male 666 (30.1)
Female 1545 (69.9)
Missing 9
Age group (years)
15–24 835 (38.3)
25–34 556 (25.5)
35–44 302 (13.9)
45–54 246 (11.3)
55–64 134 (6.1)
>65 106 (4.9)
Missing 41
Age in years: Median 28 (IQR:21–42); mean 33
Highest level of education
Not attended school 142 (6.5)
Primary school 689 (31.9)
Secondary school 1126 (52.1)
College or University 203 (9.4)
Missing 60
Smoking habits
Daily smoker 220 (10.0)
Occasional smoker 73 (3.3)
Ex-smoker 104 (4.7)
Never smoked 1801 (81.9)
Missing 22
1 Alcohol consumption
No 1648 (75.2)
Yes 544 (24.8)
Missing 28
Household size (adults)
1–3 331 (15.0)
4–6 848 (38.4)
7–9 554 (25.1)
≥10 477 (21.6)
Missing 10
HIV status
Negative 1271 (62.4)
Positive 765 (37.6)
Missing 184
Smear status of index
Smear negative 741 (49.2)
Smear positive 766 (50.8)
Missing 713
1

Defined as alcohol consumption four weeks prior to the interview.