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Table 4 Bivariate correlates to vaccine acceptability (n = 433)

From: HIV vaccine acceptability among high-risk drug users in Appalachia: a cross-sectional study

Characteristic

Vaccine acceptability

Bivariate

Not very likelya(n = 176)

Very likely (n = 257)

OR (95% CI)

p-value

Demographic

    

  Male

122 (69.3)

117 (45.5)

0.24 (0.12- 0.48)

<0.001**

  White

163 (92.6)

244 (94.9)

2.16 (0.68 – 6.90)

0.194

  Age - mean (SD)

36.3 (9.3)

34.9 (8.1)

0.96 (0.94 – 0.99)

0.018*

  Income (n = 432) - mean (SD)

$908 (1473)

$913 (1125)

1.00 (1.00 - 1.00)

0.629

  High school graduate

93 (52.8)

158 (61.5)

1.63 (0.93 – 2.85)

0.088

  Uninsured

114 (64.8)

171 (66.5)

1.32 (0.76 – 2.30)

0.331

  Married

41 (23.3)

70 (27.2)

1.58 (0.85 – 2.93)

0.144

Behavioral (past 6 months)

    

  Injected drugs

46 (26.1)

100 (38.9)

2.54 (1.41 – 4.58)

0.002**

  Injected with unclean needle

9 (5.1)

24 (9.3)

4.53 (1.53 – 13.39)

0.006**

  Distributed unclean needleb

5 (2.8)

11 (4.3)

3.23 (0.72 – 14.38)

0.125

  Shared injection equipmentc

18 (10.2)

37 (14.4)

2.02 (0.90 – 4.55)

0.090

  Had multiple sex partners

35 (19.9)

68 (26.5)

1.53 (0.78 – 2.98)

0.213

  Had unprotected sex

120 (68.2)

188 (73.2)

1.49 (0.68 – 2.66)

0.180

  Unprotected sex with PWID

24 (13.6)

61 (23.7)

3.33 (1.64 – 6.76)

0.001**

Attitudes about HIV

    

  Severity of HIV

173 (98.3)

254 (98.8)

1.53 (0.13 – 18.25)

0.738

  Susceptibility to HIV

23 (13.1)

77 (30.0)

4.63 (2.17 – 9.90)

<0.001**

  Benefits of HIV vaccine

103 (58.5)

210 (81.7)

5.85 (2.76 – 12.40)

<0.001**

  Barriers to HIV vaccination

149 (84.7)

195 (75.9)

0.52 (0.26 – 1.03)

0.060

  Experiential attitude

127 (72.2)

216 (84.0)

3.14 (1.60 – 6.16)

0.001**

Subjective norms

    

  Descriptive norms

65 (37.1)

130 (50.6)

2.36 (1.34 – 4.18)

0.003**

  Injunctive norms

85 (48.6)

166 (64.6)

2.67 (1.47 – 11.13)

0.001**

Agency

    

  Behavioral control

101 (57.4)

175 (68.1)

1.88 (1.05 – 3.34)

0.032*

  Self-efficacy

26 (14.8)

57 (22.2)

2.01 (0.98 – 4.13)

0.058

  1. PWID: person who injects drugs; OR: odds ratio; CI: confidence interval; SD: standard deviation.
  2. *p < 0.05; **p < 0.01.
  3. aIncludes responses “very unlikely”, “unlikely”, and “likely”.
  4. bSold, loaned, or gave needle to someone after using it.
  5. cCookers, cottons, and/or rinse water.
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BMC Public Health

ISSN: 1471-2458

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