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Table 2 HIV Prevalence by behavioural characteristics among adolescents aged 12–14 years from the 2008, 2012 and 2017 surveys, South Africa

From: Trends and correlates of HIV prevalence among adolescents in South Africa: evidence from the 2008, 2012 and 2017 South African National HIV Prevalence, Incidence and Behaviour surveys

Variables

2008

2012

2017

p-value

 

%

95% CI

N

%

95% CI

N

%

95% CI

N

School attendance

 Yes

1.0

0.4–2.4

897

3.2

2.0–5.0

1686

2.5

1.7–3.7

1447

0.005

 No

6.8

1.5–26.2

16

6.1

1.9–18.1

21

0.0

20

 < 0.001

Ever had sexual intercourse

 Yes

5.3

0.7–30.4

18

8.6

1.5–35.8

30

0.0

13

0.697

 No

0.9

0.3–2.3

891

2.8

1.7–4.5

1650

2.5

1.7–3.7

1429

0.008

Correct knowledge and rejection of myths

 No

0.9

0.3–2.6

697

3.2

2.0–5.1

1391

2.2

1.5–3.4

1178

0.076

 Yes

1.8

0.6–5.9

216

2.8

0.5–13.5

303

3.5

1.5–8.1

289

0.253