Skip to main content

Table 4 Univariate and multivariate analyses of risk factors associated with HBV of sugar cane cutters, Northeast and Central regions of Brazil, 2016

From: Epidemiology of HIV, syphilis, and hepatitis B and C among manual cane cutters in low-income regions of Brazil

Variable

Univariate analysisa

Multivariate analysisa

HBV

Pvalue

ORb(95% CI)

HBV

Positive

Negative

Pvalue

ORb (95% CI)

(n = 149)

(595)

Age (years) (36.7; 8.9)c

 18–29

31 (19.4%)

129 (80.6%)

 

1

  

 30–39

65 (20.4%)

254 (79.6%)

0.796

1.06 (0.66–1.71)

  

  > =40

53 (20%)

212 (80%)

0.875

1.04 (0.63–1.70)

  

Education (years) (4.7; 3.5)c

  < =4

74 (19.2%)

311 (80.8%)

 

1

  

  > 4

75 (20.9%)

284 (79.1%)

0.569

1.10 (0.77–1.59)

  

Civil Status

 Married

110 (18.5%)

484 (81.5%)

 

1

 

1

 Single

39 (26%)

111 (74%)

0.042

1.54 (1.02–2.35)

0.300

1.27 (0.81–1.98)

Reported shared accommodation

 No

112 (21%)

422 (79%)

 

1

  

 Yes

37 (17.6%)

173 (82.4%)

0.304

0.80 (0.53–1.22)

  

Work region

 Northeast

44 (17.7%)

204 (82.3%)

 

1

  

 Midwest

105 (21.2%)

391 (78.8%)

0.271

1.24 (0.84–1.84)

  

History of incarceration

 No

129 (19.3%)

541 (80.7%)

 

1

 

1

 Yes

20 (27%)

54 (73%)

0.115

1.55 (0.89–2.69)

0.122

1.55 (0.89–2.70)

History of marijuana use

 No

136 (20.9%)

516 (79.1%)

 

1

 

1

 Yes

13 (14.1%)

79 (85.9%)

0.134

0.62 (0.34–1.15)

0.084

0.58 (0.31–1.08)

History of cocaine/crack use

 No

147 (20.7%

564 (79.3%)

 

1

 

1

 Yes

2 (6.1%)

31 (93.9%)

0.058

0.25 (0..6–1.05)

0.067

0.26 (0.06–1.10)

Tattoos or piercings on body

 No

131 (19.8%)

530 (80.2%)

 

1

  

 Yes

18 (21.7%)

65 (78.3%)

0.689

1.12 (0.64–1.95)

  

Drinking alcohol

 No

29 (16.8%)

144 (83.2%)

 

1

  

 Yes

120 (21%)

451 (79%)

0.222

1.32 (0.84–2.06)

  

Previous transfusion

 No

144 (20.1%)

574 (79.9%)

 

1

  

 Yes

5 (19.2%)

21 (80.8%)

0.918

0.95 (0.35–2.56)

  

Previous hospitalization

 No

54 (16.2%)

280 (83.8%)

 

1

 

1

 Yes

95 (23.2%)

315 (76.8%)

0.018

1.56 (1.07–2.26)

0.027

1.53 (1.05–2.24)

Previous work accident

 No

64 (18.5%)

281 (81.5%)

 

1

  

 Yes

85 (21.3%)

314 (78.7%)

0.350

1.18 (0.83–1.71)

  

Sharing sharp personal care items

 No

78 (18.8%)

337 (81.2%)

 

1

  

 Yes

71 (21.6%)

258 (78.4%)

0.346

1.18 (0.83–1.70)

  

Age at first sexual intercourse (years) (15.7; 2.7)c

 7–15

86 (22.9%)

289 (77.1%)

 

1

 

1

  > =16

63 (17.1%)

306 (82.9%)

0.046

0.69 (0.48–0.99)

0.116

0.74 (0.51–1.07)

History of STI

 No

126 (18.9%)

539 (81.1%)

 

1

 

1

 Yes

23 (29.1%)

56 (70.9%)

0.035

1.75 (1.04–2.96)

0.088

1.59 (0.93–2.72)

History of homosexual relations

 No

139 (19.8%)

564 (80.2%)

 

1

  

 Yes

10 (24.4%)

31 (75.6%)

0.474

1.30 (0.62–2.73)

  

History of sexual abuse

 No

146 (19.9%)

589 (80.1%)

 

1

  

 Yes

3 (33.3%)

6 (66.7%)

0.325

2.02 (0.49–8.16)

  

Number of sexual partners in the last 12 months (2.6; 3.4)c

  < =1

74 (16.2%)

383 (83.8%)

 

1

 

1

  > =2

75 (26.1%)

212 (73.9%)

0.001

1.83 (1.27–2.63)

0.002

1.8 (1.25–2.60)

No condom use at least once in the past 12 months

 No

84 (22.2%)

295 (77.8%)

 

1

 

1

 Yes

65 (17.8%)

300 (82.2%)

0.138

0.76 (0.53–1.09)

0.866

1.04 (0.67–1.61)

Report of genital ulcer/sore in the last 12 months

 No

140 (19.6%)

573 (80.4%)

 

1

  

 Yes

9 (29%)

22 (71%)

0.205

1.67 (0.75–3.72)

  

Report of genital discharge in the last 12 months

 No

144 (20.1%)

574 (79.9%)

 

1

  

 Yes

5 (19.2%)

21 (80.8%)

0.918

0.95 (0.35–2.56)

  
  1. aLogistic Regression, adjusted by work region; bOdds Ratio; cMean; standard deviation