Skip to main content

Table 1 Demographic and epidemiological characteristics of non-injecting drug users attending private and public drug-treatment centers located in the Brazilian state of Pará, eastern Amazon

From: Epidemiological aspects of HCV infection in non-injecting drug users in the Brazilian state of Pará, eastern Amazon

Characteristics

Overall sample ,N(%)

Anti-HCV + n(%)

OR (CI 95%)

HCV-RNA + n(%)

OR (CI 95%)

Total

300

106 (35.3)

 

84 (28.0)

 

Mean age (years)

32.5

36.5

 

37.3

 

Age ≥ 35 years

114 (38.0)

63 (59.4)

4.1 (2.5 - 6.8)

44 (52.4)

2.3 (1.4 - 3.8)

Heterosexual

279 (93.0)

101 (95.3)

1.7 (0.6 - 4.9)

78 (92.9)

1.0 (0.4 - 2.6)

Anti-HIV+

201 (67.0)

63 (59.4)

1.5 (0.9 - 2.4)

49 (58.3)

0.7 (0.4 - 1.1)

Supposed route of HCV infection

 Family member or close friend infected with HCV

23 (7.7)

5 (4.7)

0.5 (0.2 - 1.3)

3 (3.5)

0.4 (0.1 - 1.2)

 Recipient of blood transfusion

40 (13.3)

13 (12.5)

0.9 (0.4 - 1.8)

12 (14.3)

1.2 (0.5 - 2.3)

 Surgery

139 (46.3)

58 (54.7)

1.7 (1.1 - 2.7)

44 (52.4)

1.5 (0.9 - 2.3)

 Tattoos

177 (59.0)

81 (76.4)

3.3 (1.9 - 5.6)

76 (90.5)

10.9 (5.0 - 23.7)

 Shared used of razor blades in the domestic environment

102 (34.0)

40 (37.7)

1.3 (0.8 - 2.1)

33 (39.3)

1.4 (0.8 - 2.3)

 Shared used of blades in a barbershop/beauty salon

81 (27.0)

27 (25.5)

0.9 (0.5 - 1.5)

22 (26.2)

0.9 (0.5 - 1.7)

 Use of a needle or syringe sterilized at home

72 (24.0)

33 (31.1)

1.8 (1.1 - 3.1)

28 (33.3)

2.0 (1.1 - 3.4)

 Shared nail clippers

130 (43.3)

50 (47.2)

1.3 (0.8 - 2.1)

38 (42.2)

0.9 (0.5 - 1.5)

 Invasive dental treatment

227 (75.7)

81 (76.4)

1.1 (0.6 - 1.9)

65 (77.4)

1.1 (0.6 - 2.1)

 Shared use of drug paraphernalia

204 (68.0)

94 (88.7)

6.0 (3.1 - 11.6)

77 (91.7)

7.7 (3.4 - 17.5)

 Use of drugs for more than 5 years

199 (66.3)

88 (83.0)

3.7 (2.0 - 6.5)

69 (82.1)

3.1 (1.6 - 5.7)

 Use of drugs everyday

246 (82.0)

97 (91.5)

3.3 (1.5 - 6.9)

80 (95.2)

6.0 (2.1 - 17.2)

 Have already been arrested in police station or prison

84 (28.0)

28 (33.3)

0.9 (0.5 - 1.4)

20 (23.8)

0.7 (0.4 - 1.3)

 Use of drugs during detention

40 (13.3)

13 (32.5)

0.9 (0.4 - 1.8)

10 (11.9)

0.8 (0.4 - 1.8)

 Unprotected sex

234 (78.0)

79 (74.5)

0.7 (0.4 - 1.3)

63 (75.0)

0.8 (0.4 - 1.4)

 Sexual intercourse with another drug user

191 (63.7)

71 (67.0)

1.3 (0.8 - 2.1)

56 (66.7)

1.2 (0.4 -1.2)

 Involvement in prostitution

157 (52.3)

50 (47.2)

0.7 (0.5 - 1.2)

36 (42.9)

0.7 (0.4 - 1.2)

 More than 20 sexual partners over the past 2 years

138 (46.0)

44 (41.5)

0.8 (0.5 - 1.3)

35 (41.7)

0.8 (0.5 - 1.3)