Background
Methods
Setting
Research approach
Research design
Interview sample and procedures
Qualitative analysis
Questionnaire sample and procedures
Measures
Statistical analysis
Data integration
Ethical approval and consent
Results
Phase I
Description of the interview sample
Perception of low personal risk
Risk behaviours
Services to meet HIV-related needs
Barriers that prevent women from protecting themselves
Barriers that prevent men from protecting themselves
Phase II
Description of the questionnaire sample
Sex
Risk factors | Female (n = 113) | Male (n = 75) | P-value |
---|---|---|---|
wPrev (95% CI) | wPrev (95% CI) | ||
Factors associated with exposure to HIV
| |||
Age of sexual debut | 0.494a
| ||
Never had sex | 14.1 (8.9, 21.8) | 11.0 (4.3, 25.7) | |
12 years old or younger | 5.3 (1.4, 17.6) | 8.9 (3.1, 23.3) | |
13 to 15 years old | 9.2 (4.7, 17.5) | 10.3 (4.4, 22.0) | |
16 to 18 years old | 34.9 (24.0, 47.6) | 22.9 (13.5, 36.2) | |
19+ years old | 24.4 (16.8, 34.1) | 38.7 (23.2. 57.0) | |
Engaged in transactional sex | 5.5 (2.2, 13.1) | —— | 0.107b
|
History of forced/unwanted sex | 31.8 (21.7, 44.0) | 10.1 (3.9, 23.7) |
0.033
a
*
|
Had a sexual partner who injected drugs | 3.7 (1.2, 11.2) | 0.8 (0.1, 6.3) | 0.167a
|
Factors associated HIV exposure and transmission
| |||
Ever test for HIV | 56.5 (44.4, 67.9) | 63.0 (47.1, 76.6) | 0.706a
|
HIV test in Canada, past year | 15.0 (9.4, 23.3) | 22.4 (11.3, 39.7) | 0.442a
|
Shared drug use equipment | 1.5 (0.3, 7.9) | —— | 0.380b
|
Abstinence, lifetime | 14.1 (8.9, 21.8) | 11.0 (4.3, 25.7) | 0.647a
|
Abstinence, past year | 32.2 (22.5, 43.6) | 20.0 (10.5, 34.8) | 0.179a
|
Unprotected sex, cohabiting regular partner, past year | 50.9 (39.0, 62.6) | 48.5 (32.6, 64.7) | 0.644a
|
Unprotected sex, non-cohabiting regular partner, past year | 41.2 (30.2, 53.2) | 38.5 (23.7, 55.9) | 0.544a
|
Unprotected sex during last intercourse, regular partner | 39.2 (28.4, 51.2) | 40.2 (25.2, 57.3) | 0.928a
|
Unprotected sex, casual partner, past year | 11.5 (4.8, 25.2) | 6.7 (2.0, 20.6) | 0.608a
|
Unprotected sex during last intercourse, casual partner | 6.8 (2.1, 19.7) | 17.6 (6.3, 40.2) | 0.152a
|
Never using condom, past year | 38.4 (27.1, 51.1) | 35.0 (22.3, 50.2) | 0.730a
|
Ever mixed sex with drugs or alcohol | 26.9 (18.5, 37.4) | 43.8 (28.5, 60.3) |
0.049
a
*
|
Non-monogamous sexual partnership, past year | 10.6 (5.4, 19.7) | 24.1 (12.2, 42.0) | 0.068a
|
History of sexually transmitted infections | 27.0 (17.5, 39.0) | 17.2 (8.6, 31.2) | 0.735a
|
Number of sex partners, lifetime | 0.531a
| ||
None | 14.1 (8.9, 21.8) | 11.0 (4.3, 25.7) | |
1 | 5.8 (2.8, 11.8) | 12.3 (3.3, 36.4) | |
2 to 4 | 23.6 (15.9, 33.5) | 13.9 (7.6, 24.3) | |
5 to 9 | 18.3 (9.7, 32.0) | 18.6 (9.9, 32.3) | |
10 to 19 | 9.2 (4.6, 17.7) | 20.2 (9.4, 38.3) | |
20 or more | 9.7 (4.2, 20.7) | 11.5 (4.8, 25.0) | |
Number of sex partners, past year |
0.019
a
*
| ||
0 | 32.2 (22.5, 43.6) | 20.0 (10.5, 34.8) | |
1 | 44.7 (33.2, 56.7) | 30.5 (19.0, 45.0) | |
2 | 12.0 (6.0, 22.6) | 30.2 (15.7, 50.2) | |
3 or more | 5.6 (2.6, 11.7) | 16.0 (7.2, 31.7) |
Poverty status
Risk factors | At or below LICO (n = 53) | Above LICO (n = 122) | P-value |
---|---|---|---|
wPrev (95% CI) | wPrev (95% CI) | ||
Factors associated with exposure to HIV
| |||
Age of sexual debut | 0.357a
| ||
Never had sex | 23.9 (11.0, 44.3) | 7.5 (4.0, 13.5) | |
12 years old or younger | 5.6 (1.23, 21.8) | 8.9 (3.3, 21.7) | |
13 to 15 years old | 8.7 (3.6, 19.4) | 11.6 (5.8, 21.7) | |
16 to 18 years old | 30.9 (16.9, 49.6) | 25.4 (16.6, 36.7) | |
19+ years old | 29.3 (13.8, 51.9) | 34.0 (21.6, 49.0) | |
Engaged in transactional sex | 4.1 (1.2, 13.2) | 2.2 (0.6, 8.2) | 0.583a
|
History of forced/unwanted sex | 9.8 (4.3, 20.8) | 25.0 (15.6, 37.5) |
0.011
a
*
|
Had a sexual partner who injected drugs | 1.4 (0.2, 9.2) | 2.7 (0.8, 8.5) | 0.565a
|
Factors associated HIV exposure and transmission
| |||
Ever test for HIV | 55.0 (35.7, 72.9) | 61.2 (48.3, 72.6) | 0.702a
|
HIV test in Canada, past year | 22.7 (8.8, 47.1) | 16.2 (9.3, 26.8) | 0.510a
|
Shared drug use equipment | —— | 1.1 (0.2, 6.0) | 0.581b
|
Abstinence, lifetime | 23.9 (11.0, 44.3) | 7.5 (4.0, 13.5) |
0.014
a
*
|
Abstinence, past year | 41.2 (24.1, 60.7) | 16.3 (10.5, 24.5) |
0.006
a
*
|
Unprotected sex, cohabiting regular partner, past year | 27.9 (15.7, 44.6) | 59.9 (46.6, 71.9) |
0.001
a
*
|
Unprotected sex, non-cohabiting regular partner, past year | 18.1 (9.0, 33.0) | 48.8 (35.7, 62.0) |
<0.001
a
*
|
Unprotected sex during last intercourse, regular partner | 24.0 (13.0, 40.1) | 46.0 (33.0, 59.6) |
0.016
a
*
|
Unprotected sex, casual partner, past year | 4.8 (1.5, 14.2) | 11.4 (4.7, 25.1) | 0.113a
|
Unprotected sex during last intercourse, casual partner | 6.6 (2.0, 19.3) | 16.9 (6.6, 37.0) | 0.217a
|
Never using condom, past year | 21.9 (11.3, 38.2) | 44.0 (32.4, 56.4) |
0.027
a
*
|
Ever mixed sex with drugs or alcohol | 34.3 (17.8, 55.7) | 38.8 (27.0, 52.0) | 0.664a
|
Non-monogamous sexual partnership, past year | 29.8 (13.8, 53.0) | 12.5 (5.9, 24.5) | 0.114a
|
History of sexually transmitted infections | 14.3 (6.9, 27.3) | 27.4 (17.5, 40.2) | 0.109a
|
Number of sex partners, lifetime | 0.312a
| ||
None | 23.9 (11.0, 44.4) | 7.5 (4.0, 13.5) | |
1 | 4.7 (1.5, 14.1) | 12.6 (4.1, 32.6) | |
2 to 4 | 21.6 (11.7, 36.5) | 16.0 (10.2, 24.2) | |
5 to 9 | 13.9 (5.2, 32.2) | 18.7 (10.8, 30.3) | |
10 to 19 | 19.2 (6.2, 45.9) | 14.7 (7.7, 26.5) | |
20 or more | 10.3 (3.8, 25.1) | 12.2 (5.7, 24.1) | |
Number of sex partners, past year | 0.146a
| ||
0 | 41.2 (24.1, 60.7) | 16.3 (10.5, 24.5) | |
1 | 25.2 (13.8, 41.5) | 42.8 (30.8, 55.8) | |
2 | 20.7 (7.1, 47.0) | 23.5 (12.3, 40.2) | |
3 or more | 12.9 (5.7, 26.7) | 11.8 (5.0, 25.4) |
Time in Canada
Risk factors | 0-5 year (n = 45) | >5 to 15 years (n = 51) | >15 years (n = 57) | Canadian-born (n = 29) | P-value |
---|---|---|---|---|---|
wPrev (95% CI) | wPrev (95% CI) | wPrev (95% CI) | wPrev (95% CI) | ||
Factors associated with exposure to HIV
| |||||
Age of sexual debut | 0.070a
| ||||
Never had sex | 26.7 (14.5, 43.8) | 21.8 (8.4, 45.7) | 3.7 (1.1, 12.2) | 6.9 (1.9, 21.9) | |
12 years old or younger | 9.3 (2.2, 32.2) | 1.3 (0.2, 9.3) | 13.4 (4.3, 34.5) | 5.3 (1.0, 23.4) | |
13 to 15 years old | 8.6 (3.0, 22.4) | 8.3 (3.1, 20.2) | 10.3 (3.3, 27.7) | 17.1 (7.1, 36.0) | |
16 to 18 years old | 32.7 (17.4, 52.7) | 17.8 (8.5, 33.5) | 37.7 (23.6, 54.3) | 31.3 (14.8, 54.4) | |
19+ years old | 19.3 (10.4, 33.1) | 44.4 (22.8, 68.2) | 22.4 (12.8, 36.3) | 37.6 (18.2, 62.0) | |
Engaged in transactional sex | —— | 3.0 (0.7, 11.8) | 1.3 (0.2, 8.5) | 8.5 (2.3, 26.6) | 0.425b
|
History of forced/unwanted sex | 11.5 (4.3, 27.4) | 9.4 (3.7, 21.7) | 16.0 (8.5, 27.9) | 58.5 (37.2, 77.0) |
<0.001
a
*
|
Had a sexual partner who injected drugs | —— | —— | 1.0 (0.1, 8.0) | 11.0 (3.7, 28.8) | 0.113b
|
Factors associated HIV exposure and transmission
| |||||
Ever test for HIV | 76.1 (60.4, 86.9) | 60.1 (37.8, 78.8) | 41.5 (26.6, 58.2) | 72.0 (51.5, 86.1) | 0.131a
|
HIV test in Canada, past year | 21.0 (11.5, 35.0) | 15.0 (7.4, 28.0) | 17.7 (7.6, 36.0) | 7.4 (2.1, 22.6) | 0.551a
|
Shared drug use equipment | —— | —— | —— | 4.2 (0.8, 19.5) | 0.392b
|
Abstinence, lifetime | 26.7 (14.5, 43.8) | 21.8 (8.4, 45.7) | 3.7 (1.1, 12.2) | 6.9 (1.9, 21.9) |
0.001
a
*
|
Abstinence, past year | 52.0 (34.6, 69.0) | 32.9 (16.2, 55.4) | 20.4 (10.5, 36.0) | 10.0 (3.4, 25.9) |
0.011
a
*
|
Unprotected sex, cohabiting regular partner, past year | 28.7 (16.0, 46.1) | 51.6 (29.7, 72.9) | 67.0 (49.6, 80.7) | 44.9 (25.4, 66.2) | 0.090a
|
Unprotected sex, non-cohabiting regular partner, past year | 17.5 (8.0, 34.0) | 43.4 (22.0, 67.5) | 54.1 (37.7, 69.7) | 38.1 (20.6, 59.3) | 0.101a
|
Unprotected sex during last intercourse, regular partner | 20.1 (10.2, 35.7) | 50.3 (28.5, 72.1) | 55.1 (38.6, 70.6) | 25.8 (12.5, 45.9) |
0.027
a
*
|
Unprotected sex, casual partner, past year | 3.5 (0.8, 13.4) | 2.2 (0.4, 10.7) | 15.1 (5.5, 35.2) | 5.5 (1.3, 20.0) | 0.056 a
|
Unprotected sex during last intercourse, casual partner | —— | 25.2 (7.3, 59.2) | 10.3 (2.9, 30.3) | 5.5 (1.3, 20.0) | 0.066 b
|
Never using condom, past year | 20.6 (10.5, 36.6) | 31.1 (17.9, 48.3) | 50.8 (34.0, 67.5) | 43.6 (23.5, 66.0) | 0.103a
|
Ever mixed sex with drugs or alcohol | 14.3 (6.7, 28.0) | 19.8 (9.8, 36.0) | 43.6 (28.2, 60.4) | 63.9 (40.4, 82.1) |
0.001
a
*
|
Non-monogamous sexual partnership, past year | 15.7 (5.7, 36.7) | 7.3 (2.2, 21.2) | 18.1 (7.7, 37.2) | 16.5 (6.5, 36.0) | 0.644a
|
History of sexually transmitted infections | 6.1 (2.0, 17.1) | 13.3 (5.7, 28.2) | 31.4 (17.7, 49.3) | 42.3 (23.1, 64.1) |
0.032
a
*
|
Number of sex partners, lifetime |
0.021
b
*
| ||||
None | 26.7 (14.5, 43.8) | 21.8 (8.4, 45.7) | 3.7 (1.1, 12.2) | 6.9 (1.9, 21.9) | |
1 | 1.1 (0.1, 9.8) | 24.2 (6.7, 58.6) | 9.2 (4.0, 19.4) | —— | |
2 to 4 | 24.3 (13.5, 39.7) | 21.9 (11.2, 38.5) | 20.7 (11.3, 35.0) | 6.6 (1.8, 21,5) | |
5 to 9 | 22.7 (10.0, 43.8) | 8.5 (3.3, 20.4) | 26.0 (13.4, 44.2) | 23.4 (9.2, 48.1) | |
10 to 19 | 3.3 (0.8, 13.2) | 8.1 (2.5, 23.3) | 8.6 (3.2, 21.2) | 34.3 (15.9, 59.1) | |
20 or more | 7.9 (1.5, 32.4) | 3.5 (0.9, 12.6) | 18.3 (7.8, 37.3) | 14.4 (5.5, 32.6) | |
Number of sex partners, past year |
0.003
a
*
| ||||
0 | 52.0 (34.6, 69.0) | 32.9 (16.2, 55.4) | 20.4 (10.5, 36.0) | 10.0 (3.4, 25.9) | |
1 | 27.4 (15.3, 44.2) | 24.8 (13.0, 42.2) | 47.1 (31.4, 63.3) | 56.9 (34.6, 76.8) | |
2 | 10.1 (2.6, 32.2) | 35.0 (14.7, 62.8) | 18.3 (8.5, 34.9) | 3.9 (0.7, 17.8) | |
3 or more | 6.8 (2.0, 20.7) | 4.2 (0.8, 20.2) | 12.4 (4.3, 31.2) | 29.2 (12.2, 55.0) |
Immigration status
Risk factors | Other^ (n = 21) | Permanent resident/landed immigrant or refugee (n = 38) | Naturalized Canadian citizen (n = 96) | Canadian-born (n = 29) | P-value |
---|---|---|---|---|---|
wPrev (95% CI) | wPrev (95% CI) | wPrev (95% CI) | wPrev (95% CI) | ||
Factors associated with exposure to HIV
| |||||
Age of sexual debut | 0.516b
| ||||
Never had sex | 28.1 (13.2, 50.1) | 19.9 (6.3, 47.6) | 10.1 (5.4, 18.2) | 6.9 (1.9, 21.9) | |
12 years old or younger | 21.6 (5.8, 55.2) | —— | 9.8 (3.3, 25.6) | 5.3 (1.0, 23.4) | |
13 to 15 years old | 16.2 (4.9, 42.1) | 5.3 (1.5, 17.3) | 9.5 (3.8, 21.9) | 17.1 (7.1, 36.0) | |
16 to 18 years old | 7.4 (1.8, 26.2) | 27.4 (12.3, 50.3) | 33.1 (22.3, 46.0) | 31.3 (14.8, 54.4) | |
19+ years old | 20.5 (8.6, 41.6) | 43.4 (19.8, 70.3) | 22.5 (14.5, 33.1) | 37.6 (18.2, 62.0) | |
Engaged in transactional sex | 10.1 (2.9, 29.6) | —— | 0.9 (0.14, 5.4) | 8.5 (2.3, 26.6) | 0.205b
|
History of forced/unwanted sex | 16.7 (5.5, 40.9) | 7.8 (2.7, 20.7) | 13.7 (7.8, 23.0) | 58.5 (37.2, 77.0) |
<0.001
a
*
|
Had a sexual partner who injected drugs | —— | —— | 0.7 (0.1, 5.0) | 11.0 (3.7, 28.8) | 0.105b
|
Factors associated HIV exposure and transmission
| |||||
Ever test for HIV | 61.5 (38.9, 80.0) | 80.2 (52.5, 93.7) | 41.8 (29.8, 54.9) | 72.0 (51.5, 86.1) |
0.040
a
*
|
HIV test in Canada, past year | 4.9 (0.9, 22.9) | 16.2 (7.6, 31.3) | 19.2 (10.7, 32.1) | 7.4 (2.1, 22.6) | 0.212a
|
Shared drug use equipment | —— | —— | —— | 4.2 (0.8, 19.5) | 0.380b
|
Abstinence, lifetime | 28.1 (13.2, 50.1) | 19.9 (6.3, 47.6) | 10.1 (5.4, 18.2) | 6.9 (1.9, 21.9) | 0.223a
|
Abstinence, past year | 44.7 (24.2, 67.2) | 35.6 (16.1, 61.3) | 26.6 (17.2, 38.8) | 10.0 (3.4, 25.9) | 0.140a
|
Unprotected sex, cohabiting regular partner, past year | 22.6 (9.1, 45.8) | 50.9 (26.4, 74.9) | 56.2 (42.9, 68.6) | 44.9 (25.4, 66.2) | 0.314a
|
Unprotected sex, non-cohabiting regular partner, past year | 10.3 (3.0, 29.9) | 44.9 (21.1, 71.2) | 43.7 (31.4, 56.8) | 38.1 (20.6, 59.3) | 0.240a
|
Unprotected sex during last intercourse, regular partner | 10.3 (3.0, 29.9) | 47.0 (23.0, 72.4) | 48.0 (35.3, 61.0) | 25.8 (12.5, 45.9) | 0.072a
|
Unprotected sex, casual partner, past year | 7.5 (1.8, 26.3) | 1.5 (0.2, 11.8) | 14.8 (6.3, 31.0) | 5.5 (1.3, 20.0) | 0.090a
|
Unprotected sex during last intercourse, casual partner | —— | 27.7 (7.8, 63.5) | 11.5 (4.3, 27.5) | 5.5 (1.3, 20.0) | 0.143b
|
Never using condom, past year | 6.9 (1.5, 26.1) | 27.4 (13.8, 47.1) | 44.0 (31.3, 57.6) | 43.6 (23.5, 66.0) | 0.081a
|
Ever mixed sex with drugs or alcohol | 33.8 (16.4, 57.2) | 18.0 (7.9, 36.1) | 31.7 (20.5, 45.6) | 63.9 (40.4, 82.1) |
0.014
a
*
|
Non-monogamous sexual partnership, past year | 36.0 (15.3, 63.5) | 7.6 (2.1, 23.7) | 12.8 (5.4, 27.3) | 16.6 (6.5, 36.0) | 0.194a
|
History of sexually transmitted infections | 13.3 (4.4, 33.4) | 17.0 (7.0, 35.5) | 20.8 (11.3, 35.0) | 42.3 (23.1, 64.1) | 0.358a
|
Number of sex partners, lifetime | 0.135b
| ||||
None | 28.1 (13.2, 50.1) | 19.9 (6.3, 47.6) | 0.1 (5.4, 18.2) | 6.9 (1.9, 21.9) | |
1 | —— | 24.0 (5.6, 62.5) | 8.4 (4.3, 15.6) | —— | |
2 to 4 | 20.2 (8.4, 41.3) | 20.4 (9.6, 38.0) | 21.9 (13.8, 33.0) | 6.6 (1.8, 21.5) | |
5 to 9 | 18.3 (6.5, 41.8) | 15.8 (5.6, 37.3) | 20.3 (11.0, 34.3) | 23.4 (9.2, 48.1) | |
10 to 19 | 7.7 (1.9, 26.6) | 4.9 (0.9, 22.6) | 7.9 (3.4, 17.1) | 34.3 (15.9, 59.1) | |
20 or more | 18.5 (4.1, 54.6) | 2.0 (0.3, 12.5) | 13.4 (5.9, 27.7) | 14.4 (5.5, 32.6) | |
Number of sex partners, past year | (p = 0.087)a
| ||||
0 | 44.7 (24.2, 67.2) | 35.6 (16.1, 61.3) | 26.6 (17.2, 38.8) | 10.0 (3.4, 25.9) | |
1 | 15.5 (5.6, 36.0) | 27.3 (13.2, 48.1) | 40.0 (28.2, 53.0) | 56.9 (34.6, 76.8) | |
2 | 23.9 (7.2, 56.0) | 26.0 (6.8, 62.7) | 18.8 (10.7, 30.9) | 3.9 (0.7, 17.8) | |
3 or more | 15.9 (5.1, 40.2) | 6.1 (1.4, 22.7) | 7.9 (2.5, 22.5) | 29.2 (12.2, 55.0) |
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 |
0.008
b
*
| |||
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) | —— |
0.002
b
*
|
Abstinence, past year | 29.7 (15.1, 50.1) | 36.8 (23.4, 52.5) | 12.2 (6.3, 22.2) |
0.043
a
*
|
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) |
0.047
a
*
|
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) |
0.014
a
*
|
Unprotected sex, casual partner, past year | 3.2 (0.7, 13.3) | 4.2 (1.5, 11.2) | 18.4 (7.5, 38.5) |
0.007
a
*
|
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) |
0.005
a
*
|
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) |
0.018
a
*
|
Number of sex partners, lifetime |
0.002
b*
| |||
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 |
<0.001
a
c
| |||
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) |