Table 5

Weighted prevalences for risk factors for HIV infection by employment status
Risk factors

Unemployed or underemployed^

(n = 43)

Student

(n = 78)

Employed in a regular full-Time position, or self-employed (n = 66) P-value
wPrev.(95% CI) wPrev.(95% CI) wPrev.(95% CI)
Factors associated with exposure to HIV
Age of sexual debut 0.008b*
  Never had sex 9.0 (3.5, 21.2) 29.1 (16.8, 45.6) ——
  12 years old or younger 4.5 (0.8, 21.1) 2.0 (0.5, 8.1) 14.4 (5.3, 33.8)
  13 to 15 years old 5.7 (1.8, 16.9) 8.9 (4.1, 18.5) 12.9 (5.1, 29.1)
  16 to 18 years old 22.1 (9.9, 42.2) 23.6 (13.2, 38.6) 38.9 (25.7, 54.0)
  19+ years old 47.2 (25.9, 69.5) 27.1 (15.6, 42.9) 24.3 (14.4, 38.0)
Engaged in transactional sex 3.9 (1.0, 14.3) 1.4 (0.3, 7.7) 2.6 (0.5, 13.0) 0.719a
History of forced/unwanted sex 7.9 (2.8, 19.9) 31.3 (18.0, 48.6) 20.6 (11.8, 33.5) 0.079a
Had a sexual partner who injected drugs —— 2.4 (0.6, 8.7) 3.7 (1.0, 13.4) 0.620b
Factors associated HIV exposure and transmission
Ever test for HIV 63.3 (42.6, 80.0) 59.4 (43.8, 73.3) 57.2 (41.3, 71.8) 0.403a
HIV test in Canada, past year 22.8 (8.8, 47.7) 18.6 (10.7, 30.2) 15.1 (6.5, 31.4) 0.636a
Shared drug use equipment —— —— 1.9 (0.3, 10.0) 0.557b
Abstinence, lifetime 9.0 (3.5, 21.2) 29.1 (16.8, 45.6) —— 0.002b*
Abstinence, past year 29.7 (15.1, 50.1) 36.8 (23.4, 52.5) 12.2 (6.3, 22.2) 0.043a*
Unprotected sex, cohabiting regular partner, past year 46.1 (25.3, 68.4) 35.3 (23.3, 49.3) 65.3 (48.7, 78.8) 0.047a*
Unprotected sex, non-cohabiting regular partner, past year 39.9 (19.9, 63.9) 26.7 (16.6, 39.9) 51.1 (35.8, 66.2) 0.109a
Unprotected sex during last intercourse, regular partner 43.7 (23.2, 66.7) 20.1 (12.3, 31.1) 53.9 (38.3, 68.7) 0.014a*
Unprotected sex, casual partner, past year 3.2 (0.7, 13.3) 4.2 (1.5, 11.2) 18.4 (7.5, 38.5) 0.007a*
Unprotected sex during last intercourse, casual partner 18.7 (4.6, 52.5) 5.6 (1.7, 16.7) 14.0 (4.8, 34.4) 0.343a
Never using condom, past year 26.6 (13.3, 46.2) 21.9 (11.8, 36.9) 55.2 (39.6, 69.9) 0.005a*
Ever mixed sex with drugs or alcohol 30.0 (14.0, 53.1) 29.2 (17.0, 45.3) 47.7 (32.7, 63.1) 0.305)a
Non-monogamous sexual partnership, past year 22.7 (8.5, 48.2) 15.1 (7.5, 28.0) 16.4 (6.8, 34.6) 0.734a
History of sexually transmitted infections 9.1 (3.3, 22.8) 14.1 (7.1, 26.1) 38.5 (24.4, 54.8) 0.018a*
Number of sex partners, lifetime 0.002b*
  None 9.0 (3.5, 21.2) 29.1 (16.8, 45.6) ——
  1 23.7 (7.7, 53.7) 2.8 (0.8, 9.2) 1.9 (0.3, 10.0)
  2 to 4 17.5 (8.1, 33.7) 19.8 (11.9, 31.1) 18.2 (10.5, 29.7)
  5 to 9 17.3 (6.6, 38.1) 16.6 (7.8, 31.9) 21.5 (11.4, 36.9)
  10 to 19 16.8 (4.9, 44.0) 15.2 (6.0, 33.5) 13.8 (6.5, 26.9)
  20 or more 6.9 (2.0, 21.6) 3.4 (1.1, 10.1) 20.7 (9.9, 38.2)
Number of sex partners, past year <0.001ac
  0 29.7 (15.1, 50.0) 36.8 (23.4, 52.5) 12.2 (6.3, 22.2)
  1 23.6 (11.8, 41.6) 27.9 (16.7, 42.8) 56.3 (40.4, 71.0)
  2 41.6 (20.6, 66.2) 11.7 (5.8, 22.0) 14.6 (6.5, 29.8)
  3 or more 2.1 (0.4, 11.8) 20.9 (10.1, 38.3) 9.9 (2.9, 28.6)

n = column total, not adjusted for nonresponse using sample weights.

a P-value from Rao-Scott chi-square test.

b P-value from Rao-Scott chi-square test with assumed design correction of 2 (conservative estimate).

^ Includes those who do not fall in the other three categories, but are: unemployed, employed occasionally, employed seasonally, or employed part-time.

*Statistically significant at p = 0.05.

Baidoobonso et al.

Baidoobonso et al. BMC Public Health 2013 13:184   doi:10.1186/1471-2458-13-184

Open Data