|  | Model 1 | Model 2 | Model 3 |
---|---|---|---|---|
 |  | aOR [95 % CI] | aOR [95 % CI] | aOR [95 % CI] |
Individual variables | Â | Â | Â | Â |
Age | 18–29 years | 2.07 [1.32–3.24] | 1.88 [1.11–3.24] | 1.86 [1.08–3.18] |
 | 30–44 years | Ref. | Ref. | Ref. |
 | 45–59 years | 1.38 [0.97–1.96] | 1.76 [1.20–2.58] | 1.77 [1.21–2.59] |
 | 60–69 years | 2.89 [1.88–4.42] | 3.16 [1.98–5.04] | 3.23 [2.02–5.14] |
Education level | Â | Â | Â | Â |
 | None or primary school | 3.29 [1.83–5.94] | 2.82 [1.49–5.33] | 2.51 [1.32–4.78] |
 | Secondary school | 1.77 [1.24–2.51] | 1.72 [1.18–2.52] | 1.63 [1.11–2.39] |
 | Postsecondary | Ref. | Ref. | Ref. |
Socio-occupational category | Â | Â | Â | Â |
 | Never worked | 3. 33 [1.42–7.76] | 3.62 [1.44–9.09] | 3.34 [1.34–8.33] |
 | Blue collar | 1.24 [0.73–2.09] | 1.06 [0.60–1.89] | 0.99 [0.56–1.77] |
 | Lower white-collar | 0.81 [0.52–1.24] | 0.74 [0.46–1.18] | 069 [0.43–1.10] |
 | Tradespeople, etc. | 0.91 [0.59–1.40] | 0.95 [0.60–1.52] | 0.90 [0.56–1.44] |
 | Upper white-collar | Ref. | Ref. | Ref. |
Health insurance status | Â | Â | Â | Â |
 | HI + additional insurance | 2.30 [1.29–4.09] | 2.23 [1.19–4.18] | 2.34 [1.24–4.39] |
 | HI for the poor | Ref. | Ref. | Ref. |
 | HI with no additional insurance | 2.43 [1.28–4.63] | 2.43 [1.21–4.87] | 2.46 [1.22–4.94] |
Self-perception of HIV risk | Â | Â | Â | Â |
 | High |  | Ref. | Ref. |
 | Low |  | 3.41 [2.29–5.08] | 3.33 [2.24–4.96] |
Knowing PLWHA | Â | Â | Â | Â |
 | Yes |  | ref | ref |
 | No |  | 1.54 [1.09–2.18] | 1.57 [1.12–2.22] |
Stigma towards PLWHA | Â | Â | Â | Â |
 | Score ≤ 2 |  | Ref. | Ref. |
 | Score > 2 |  | 1.70 [1.23–2.34] | 1.67 [1.21–2.30] |
Lifetime number of couple relationships | Â | Â | Â | |
 | None |  | 2.96 [1.75–5.00] | 2.97 [1.75–5.01] |
 | One |  | 2.19 [1.53–3.14] | 2.16 [1.51–3.10] |
 | ≥ 2 |  | Ref. | Ref. |
History of STI | Â | Â | Â | Â |
 | Yes |  | Ref. | Ref. |
 | No |  | 2.88 [1.64–5.07] | 2.89 [1.65–5.06] |
Neighborhood variables | Â | Â | Â | Â |
Proportion of immigrants | Â | Â | Â | |
 | First quartile |  |  | 1.04 [0.64–1.70] |
 | Second quartile |  |  | ref |
 | Third quartile |  |  | 1.12 [0.68–1.85] |
 | Fourth quartile |  |  | 1.98 [1.18–3.33] |
Level 2 variance | Â | 0.2495 (0.1064) | 0.1545 (0.0942) | 0.0978 (0.0803) |
p-value | Â | 0.019 | 0.101 | 0.223 |
MOR | Â | 1.61 | 1.45 | 1.35 |