Table 3

Bivariate and multivariate association between dichotomous correlates and ever having had sex (male and female)

Correlate

Male

Female


Bivariate

Multivariate a

n = 575

Bivariate

Multivariate a

n = 564


n

Percent reporting ever had sex

Prevalence ratio (95% CI)

P (χ 2)b

Adjusted odds ratio (95% CI)

P

n

Percent reporting ever had sex

Prevalence ratio (95%CI)

P (χ 2)b

Adjusted odds ratio (95%CI)

P


Sociodemographic

Age group (years)

Older (20–24)

273

42.5

2.06

0.001

1.50

0.131

206

14.5

2.12

0.013

1.18

0.705

Younger (15–19)

302

20.7

(1.63–2.60)

(43.25**)

(0.88–2.56)

360

6.9

(1.20–3.75)

(6.73*)

(0.49–2.89)

Geographic area

Urban

236

30.3

0.97

0.847

0.74

0.195

232

11.4

1.35

0.426

0.80

0.630

Rural

339

31.4

(0.67–1.38)

(0.04)

(0.47–1.17)

334

8.4

(0.64–2.86)

(0.65)

(0.32–1.99)

Currently in school

No

337

41.8

2.74

0.001

1.75

0.104

288

15.3

4.08

0.001

4.28

0.001

Yes

238

15.3

(1.82–4.13)

(44.13**)

(0.89–3.47)

276

3.8

(1.93–8.62)

(16.51**)

(1.84–9.97)

Work experience

Ever worked

376

41.7

3.92

0.001

3.14

0.003

236

15.9

3.13

0.002

1.17

0.701

Never worked

199

10.6

(2.31–6.67)

(48.48**)

(1.50–6.54)

330

5.1

(1.58–6.22)

(10.31**)

(0.52–2.63)

Religion

Non-Christian

442

25.3

0.51

0.001

0.27

0.001

422

3.6

0.13

0.001

0.15

0.001

Christian

133

49.8

(0.39–0.66)

(18.53**)

(0.16–0.46)

144

27.0

(0.07–0.26)

(24.46**)

(0.07–0.34)

Social life

Have a mobile phone

Yes

318

36.8

1.55

0.001

1.46

0.119

245

12.6

1.75

0.048

1.53

0.250

No

257

23.8

(1.21–1.98)

(14.26**)

(0.90–2.36)

321

7.2

(0.98–3.12)

(4.13*)

(0.73–3.19)

Ever been to a nightclub

Yes

254

51.9

3.59

0.001

3.07

0.001

82

28.5

4.67

0.010

3.14

0.027

No

321

14.4

(2.58–5.01)

(83.69**)

(1.74–5.42)

484

6.1

(2.49–8.78)

(7.30*)

(1.15–8.56)

Ever watched a pornographic film

Yes

404

36.5

2.10

0.001

1.50

0.123

75

15.1

1.70

0.220

N/A

N/A

No

171

17.4

(1.50–2.96)

(26.90**)

(0.89–2.50)

491

8.9

(0.82–3.56)

(1.54)

Ever used the Internet

Yes

228

27.2

0.82

0.085

1.15

0.652

224

7.5

0.66

0.319

N/A

N/A

No

347

33.2

(0.66–1.02)

(3.10)

(0.62–2.13)

342

11.2

(0.28–1.59)

(1.02)

Ever drank alcohol in the past 12 months

Yes

252

45.4

2.39

0.001

1.56

0.076

130

23.9

4.38

0.001

2.81

0.014

No

323

19.0

(1.90–3.01)

(58.71**)

(0.95–2.54)

436

5.5

(2.42–7.93)

(12.23**)

(1.24–6.37)

Ever used marijuana

Yes

64

68.9

2.59

0.001

3.09

0.001

5

48.8

5.25

0.124

N/A

N/A

No

511

26.6

(1.99–3.37)

(24.09**)

(1.73–5.51)

561

9.3

(1.97–13.98)

(2.46)


N/A, not applicable; 95% CI, 95% confidence interval.

a. Three basic sociodemographic variables (age group, geographic area, religion) and variables that attained P < 0.10 in bivariate analyses were entered into the logistic regression model.

b. * P < 0.05. **P < 0.01.

Nishimura et al. BMC International Health and Human Rights 2007 7:8   doi:10.1186/1472-698X-7-8

Open Data