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Table 1 Sociodemographic characteristics and potential risk factors for hepatitis B among the study population (Goiânia, Goiás, Central-West Region of Brazil, 2016)

From: Epidemiology of hepatitis B virus infection in people living in poverty in the central-west region of Brazil

Variables

N = 378

%

Age (years), median (IQR)

31.0 (21.0–42.0)

Education (years), median (IQR)

7.0 (5.0–9.0)

Sex

 Male

188

49.7

 Female

190

50.3

Marital status

 Married

224

59.3

 Divorced/separated/widowed

32

8.5

 Single

122

32.3

Sharing of personal objectsa

 No

113

30.0

 Yes

264

70.0

Tattoo

 No

257

68.0

 Yes

121

32.0

Body piercing

 No

427

88.9

 Yes

41

11.1

History of hepatitis in the family

 No

281

87.8

 Yes

39

12.2

History of imprisonmentb

 No

290

81.0

 Yes

68

19.0

Injecting drug useb

 No

374

98.9

 Yes

4

1.1

Alcohol usec

 No

191

50.5

 Yes

187

49.5

Alcoholic dependence

 No

246

69.3

 Yes

109

30.7

Marijuana usec

 No

286

75.7

 Yes

92

24.3

Intranasal cocaine usec

 No

331

87.6

 Yes

47

12.4

Crack usec

 No

347

91.8

 Yes

32

8.2

STIs historyd

 No

337

89.2

 Yes

41

10.8

Treponema pallidum exposure

 Negative

342

90.5

 Positive

36

9.5

Condom usea

 Never

65

18.8

 Sometimes/always

280

81.2

Condom use at last sexual intercourse

 No

261

76.1

 Yes

82

23.9

Anal sexa

 No

215

63.8

 Yes

122

36.2

Sexual relation homosexuala

 No

316

92.4

 Yes

26

7.6

Sexual intercourse with illicit drug usersa

 No

171

49.6

 Yes

174

50.4

Sexual intercourse with sex workersa

 No

265

77.3

 Yes

78

22.7

Sexual intercourse with STIs carriersa

 No

313

91.3

 Yes

30

8.7

Sexual intercourse under the influence of alcohola

 Never

201

58.3

 Sometimes/always

144

41.7

Age of first sexual intercourse, median (IQR)

15.0 (13.0–17.0)

Number of sexual partnersb, median (IQR)

5.0 (3.0–15.0)

Number of sexual partnersa, median (IQR)

1.0 (1.0–1.0)

  1. Abbreviations: IQR Interquartile range
  2. aPrevious 6 months
  3. bLifetime
  4. cPevious month
  5. dPevious 12 months