Skip to main content

Table 2 Epidemiological characteristics in association with the presence of serological markers of CMV infection, HBV infection and HBV vaccine immunity of pregnant adolescents who received care in Belém, Pará, from November 2009 to February 2010

From: Seroprevalence of HIV, HTLV, CMV, HBV and rubella virus infections in pregnant adolescents who received care in the city of Belém, Pará, Northern Brazil

Variables

N (%)

Anti-CMV IgM

P value

Anti-HBc Total

P value

Anti-HBs

P value

Pos (%)

Neg (%)

Pos (%)

Neg (%)

Pos (%)

Neg (%)

Age Group

 12–14

52 (16.0)

3 (5.8)

49 (94.2)

0.08a

4 (7.7)

48 (92.3)

0.56a

15 (28.8)

37 (71.2)

0.01b

 15–18

272 (84.0)

4 (1.5)

268 (98.5)

 

28 (10.3)

244 (89.7)

 

39 (14.3)

233 (85.7)

 

Years of education

  < 6

212 (65.4)

4 (2.0)

198 (98.0)

 

20 (9.4)

192 (90.6)

 

22 (10.4)

190 (89.6)

 

 6–9

102 (31.5)

2 (2.0)

100 (98.0)

0.44c

10 (9.8)

92 (90.2)

0.62c

29 (28.4)

73 (71.6)

0.02c

  > 9

10 (3.1)

1 (10.0)

9 (90.0)

 

2 (20.0)

8 (80.0)

 

3 (30.0)

7 (70.0)

 

Age at first intercourse

 9 to 11

6 (1.8)

0 (0.0)

6 (100.0)

 

1 (16.7)

5 (83.3)

 

2 (33.3)

4 (66.7)

 

 12 to 14

197 (60.8)

3 (1.5)

194 (98.5)

0.9c

19 (9.6)

178 (90.4)

0.88c

32 (16.2)

165 (83.8)

0.62c

 15 to 17

121 (37.3)

4 (3.3)

117 (96.7)

 

12 (9.9)

109 (90.1)

 

20 (16.5)

101 (83.5)

 

Condom use

 Sometimes

249 (76.9)

5 (2.0)

244 (98.0)

0.9a

13 (5.2)

236 (94.8)

0.01a

41 (16.5)

208 (83.5)

0.86c

 Never

75 (23.1)

2 (2.7)

73 (97.3)

 

19 (25.3)

56 (74.7)

 

13 (17.3)

62 (82.7)

 

Age of partner (years)

 12 to 18

150 (46.3)

4 (2.7)

146 (97.3)

 

9 (6.0)

141 (94.0)

 

25 (16.7)

125 (83.3)

 

 19 to 25

146 (45.0)

3 (2.0)

143 (98.0)

0.5c

12 (8.2)

134 (91.8)

0.01c

19 (13.0)

127 (87.0)

0.02c

 25 to 42

28 (8.7)

0 (0.0)

28 (100.0)

 

11 (39.3)

17 (60.7)

 

10 (35.7)

18 (64.3)

 
  1. aFisher’s exact test; bChi-square test; cG test