Table 4.
Factors associated with knowledge on HIV, HEP and STI: Results from univariate and multivariate analysis (aggregated number of positive responses (I knew this before) per section)
| Knowledge on HIV transmission risks and treatment (I6-8, I11-15)**(n = 521) | ||||||||
|---|---|---|---|---|---|---|---|---|
| Proportion | Univariate analysis | Multivariate analysis | ||||||
| Variable | Characteristic | % | OR | p-value | 95 % CI | OR | p-value | 95 % CI |
| Sex | Men | 91.4 | 1.0 | 1.0 | ||||
| Women | 94.8 | 1.7 | <0.001 | 1.3-2.21 | 1.5 | 0.12 | 0.9-2.5 | |
| Age group | 18-25 | 89.5 | 0.6 | <0.001 | 0.4-0.74 | 0.6 | 0.14 | 0.4-1.2 |
| 26-35 | 93.8 | 1.0 | 1.0 | |||||
| 36-45 | 95.0 | 1.3 | 0.18 | 0.9-1.8 | 1.1 | 0.80 | 0.6-2.0 | |
| >45 | 96.4 | 1.8 | 0.07 | 0.96-3.3 | 2.0 | 0.20 | 0.7-5.8 | |
| School education | No degree/certificate | 89.3 | 0.8 | 0.28 | 0.6-1.2 | 0.9 | 0.85 | 0.4-2.1 |
| Primary/secondary School | 91.2 | 1 | 1.0 | |||||
| High -/vocational school | 93.4 | 1.4 | 0.03 | 1.0-1.8 | 1.4 | 0.22 | 0.8-2.6 | |
| University degree | 95.8 | 2.2 | <0.001 | 1.6-3.1 | 2.1 | 0.03 | 1.1-4.1 | |
| Level of German language | Very good | 96.8 | 1.7 | 0.01 | 1.1-2.6 | 2.9 | 0.02 | 1.2-6.8 |
| Good | 96.4 | 1.0 | 1.0 | |||||
| Satisfactory | 93.9 | 0.9 | 0.36 | 0.7-1.2 | 0.8 | 0.44 | 0.4-1.4 | |
| Little | 87.3 | 0.5 | <0.001 | 0.3-0.6 | 0.7 | 0.47 | 0.3-1.6 | |
| None | 85.5 | 0.4 | <0.001 | 0.3-0.6 | 1.1 | 0.90 | 0.4-2.8 | |
| Health insurance | Yes | 85.7 | 1.0 | 1.0 | ||||
| no | 94.8 | 0.3 | <0.001 | 0.3-0.4 | 0.3 | <0.001 | 0.2-0.5 | |
| Religion | Christianity | 95.3 | 1.0 | 1.0 | ||||
| Islam | 88.7 | 0.4 | <0.001 | 0.3-0.5 | 0.6 | 0.07 | 0.4-1.1 | |
| No religion | 95.9 | 1.2 | 0.49 | 0.6-2.2 | 1.7 | 0.38 | 0.5-5.2 | |
| Specific knowledge on HIV (I9-10)**(n = 520) | ||||||||
| Proportion | Univariate analysis | Multivariate analysis | ||||||
| Variable | Characteristic | % | OR | p-value | 95 % CI | OR | p-value | 95 % CI |
| Sex | Men | 48.8 | 1.0 | 1.0 | ||||
| Women | 42.8 | 0.8 | 0.05 | 0.6-1.0 | 0.7 | 0.05 | 0.5-0.997 | |
| Age group | 18-25 | 38.0 | 0.7 | 0.04 | 0.5-0.99 | 0.7 | 0.07 | 0.5-1.0 |
| 26-35 | 45.6 | 1.0 | 1.0 | |||||
| 36-45 | 51.6 | 1.3 | 0.12 | 0.9-1.7 | 1.3 | 0.24 | 0.9-1.8 | |
| >45 | 58.5 | 1.7 | 0.03 | 1.0-2.7 | 1.5 | 0.19 | 0.8-2.7 | |
| School education | No degree/certificate | 41.1 | 0.9 | 0.71 | 0.6-1.5 | 1.1 | 0.80 | 0.6-1.9 |
| Primary/secondary School | 43.3 | 1.0 | 1.0 | |||||
| High -/vocational school | 42.6 | 1.0 | 0.85 | 0.7-1.3 | 0.8 | 0.25 | 0.5-1.2 | |
| University degree | 55.1 | 1.6 | 0.002 | 1.2-2.2 | 1.2 | 0.30 | 0.8-1.8 | |
| Level of German language | Very good | 67.5 | 2.3 | <0.001 | 1.6-3.2 | 2.2 | <0.001 | 1.4-3.5 |
| Good | 48.0 | 1.0 | 1.0 | |||||
| Satisfactory | 40.8 | 0.8 | 0.06 | 0.6-1.0 | 0.8 | 0.29 | 0.6-1.2 | |
| Little | 26.9 | 0.4 | <0.001 | 0.3-0.6 | 0.3 | <0.001 | 0.2-0.6 | |
| None | 30.6 | 0.5 | 0.01 | 0.3-0.8 | 0.4 | 0.01 | 0.2-0.8 | |
| Health insurance | Yes | 45.2 | 1.0 | 1.0 | ||||
| no | 46.5 | 1.0 | 0.71 | 0.7-1.3 | 1.4 | 0.14 | 0.9-2.1 | |
| Religion | Christianity | 48.7 | 1.0 | 1.0 | ||||
| Islam | 41.8 | 0.8 | 0.03 | 0.6-0.98 | 0.7 | 0.04 | 0.5-0.98 | |
| No religion | 57.6 | 1.4 | 0.17 | 0.9-2.4 | 1.4 | 0.34 | 0.7-2.5 | |
| Knowledge on hepatitis (I1-5)**(n = 519) | ||||||||
| Proportion | Univariate analysis | Multivariate analysis | ||||||
| Variable | Characteristic | % | OR | p-value | 95 % CI | OR | p-value | 95 % CI |
| Sex | Men | 50.8 | 1 | 1.0 | ||||
| Women | 49.1 | 0.9 | 0.37 | 0.8-1.1 | 0.8 | 0.40 | 0.5-1.3 | |
| Age group | 18-25 | 45.2 | 0.8 | 0.003 | 0.6-0.9 | 0.6 | 0.15 | 0.4-1.2 |
| 26-35 | 52.4 | 1.0 | 1.0 | |||||
| 36-45 | 49.6 | 0.9 | 0.26 | 0.7-1.1 | 1.0 | 0.92 | 0.5-1.7 | |
| >45 | 54.8 | 1.1 | 0.52 | 0.8-1.5 | 1.2 | 0.67 | 0.5-3.0 | |
| School education | No degree/certificate | 16.1 | 0.3 | <0.001 | 0.2-0.5 | 0.2 | 0.001 | 0.1-0.5 |
| Primary/secondary School | 37.2 | 1 | 1.0 | |||||
| High -/vocational school | 54.1 | 2.0 | <0.001 | 1.6-2.4 | 2.9 | <0.001 | 1.6-5.1 | |
| University degree | 71.7 | 4.3 | <0.001 | 3.5-5.2 | 8,5 | <0.001 | 4.5-15.9 | |
| Level of German language | Very good | 71.3 | 2.5 | <0.000 | 2.0-3.2 | 3.2 | 0.001 | 1.6-6.3 |
| Good | 49.6 | 1 | 1.0 | |||||
| Satisfactory | 46.3 | 0.9 | 0.17 | 0.7-1.1 | 0.8 | 0.54 | 0.5-1.5 | |
| Little | 40.3 | 0.7 | 0.005 | 0.5-0.9 | 0.6 | 0.29 | 0.3-1.5 | |
| None | 24.6 | 0.3 | <0.001 | 0.2-0.5 | 0.4 | 0.096 | 0.1-1.2 | |
| Health insurance | Yes | 51.9 | 1 | 1.0 | ||||
| No | 43.2 | 0.7 | <0.001 | 0.6-0.9 | 0.8 | 0.56 | 0.4-1.6 | |
| Religion | Christianity | 55.6 | 1 | 1.0 | ||||
| Islam | 38.6 | 0.5 | <0.001 | 0.4-0.6 | 0.6 | 0.03 | 0.3-0.9 | |
| No religion | 64.5 | 1.5 | 0.03 | 1.1-2.0 | 2.1 | 0.12 | 0.8-5.7 | |
| Knowledge on STI (I16-20)**(n = 470) | ||||||||
| Proportion | Univariate analysis | Multivariate analysis | ||||||
| Variable | Characteristic | % | OR | p-value | 95 % CI | OR | p-value | 95 % CI |
| Sex | Men | 44.4 | 1.0 | 1.0 | ||||
| Women | 53.7 | 1.5 | <0.001 | 1.2-1.7 | 1.4 | <0.001 | 1.2-1.7 | |
| Age group | 18-25 | 49.6 | 1.0 | 0.67 | 0.9-1.3 | 1.1 | 0.40 | 0.9-1.4 |
| 26-35 | 48.5 | 1.0 | 1.0 | |||||
| 36-45 | 48.1 | 1.0 | 0.88 | 0.8-1.2 | 1.1 | 0.64 | 0.8-1.3 | |
| >45 | 47.8 | 1.0 | 0.85 | 0.7-1.3 | 1.1 | 0.56 | 0.8-1.5 | |
| School education | No degree/certificate | 39.3 | 0.9 | 0.63 | 0.6-1.3 | 0.8 | 0.42 | 0.6-1.3 |
| Primary/secondary School | 41.4 | 1.0 | 1.0 | |||||
| High -/vocational school | 50.8 | 1.5 | <0.001 | 1.2-1.8 | 1.5 | 0.001 | 1.2-1.8 | |
| University degree | 56.3 | 1.8 | <0.001 | 1.5-2.2 | 1.9 | <0.001 | 1.5-2.4 | |
| Level of German language | Very good | 54.8 | 1.4 | 0.004 | 1.1-1.7 | 1.3 | 0.05 | 0.996-1.6 |
| Good | 46.6 | 1.0 | 1.0 | |||||
| Satisfactory | 49.6 | 1.1 | 0.19 | 0.9-1.4 | 1.1 | 0.43 | 0.9-1.3 | |
| Little | 41.1 | 0.8 | 0.11 | 0.6-1.1 | 1.1 | 0.58 | 0.8-1.5 | |
| None | 41.7 | 0.8 | 0.31 | 0.6-1.2 | 1.4 | 0.12 | 0.9-2.2 | |
| Health insurance | Yes | 51.1 | 1.0 | 1.0 | ||||
| No | 38.4 | 0.6 | <0.001 | 0.5-0.7 | 0.6 | <0.001 | 0.5-0.8 | |
| Religion | Christianity | 50.9 | 1.0 | 1.0 | ||||
| Islam | 40.5 | 0.7 | <0.001 | 0.6-0.8 | 0.9 | 0.16 | 0.7-1.1 | |
| No religion | 65.3 | 1.8 | <0.001 | 1.3-2.5 | 2.1 | <0.001 | 1.4-2.96 | |
**adjusted for mode of questionnaire administration