Table 1.
Statistical results of univariate and multiple logistic regression models of associated risk factors for seropositivity of IgG anti-T. gondii antibodies in homeless persons.
| Risk factor | Total | Positive | Negative | p-value | OR | ||||
|---|---|---|---|---|---|---|---|---|---|
| N | % of total | N | % of line | N | % of line | ||||
| T. gondii | |||||||||
| 1) DEMOGRAPHIC PROFILE | |||||||||
| Sex | Male | 107 | 89.2 | 41 | 38.3 | 66 | 61.7 | 0.282 | 0.48 (0.12–1.85) |
| Female | 13 | 10.8 | 3 | 23.1 | 10 | 76.9 | |||
| Marital status | Unmarried | 108 | 90.0 | 41 | 38.0 | 67 | 62.0 | 0.377 | 0.54 (0.13–2.12) |
| Accompanied | 12 | 10.0 | 3 | 25.0 | 9 | 75.0 | |||
| Racial self-declaration | White | 28 | 23.3 | 8 | 28.6 | 20 | 71.4 | 0.310 | 1.60 (0.64–4.03) |
| Non-white | 92 | 76.7 | 36 | 39.1 | 56 | 60.9 | |||
| Educational background | None to 8th grade | 91 | 75.8 | 34 | 37.4 | 57 | 62.6 | 0.438 | 0.72 (0.32–1.64) |
| High School and University | 29 | 24.2 | 9 | 31.0 | 20 | 69.0 | |||
| Income | No income | 100 | 84.7 | 37 | 37.0 | 63 | 63.0 | 0.879 | 1.08 (0.38–3.03) |
| With income | 18 | 15.3 | 7 | 38.9 | 11 | 61.1 | |||
| City of origin | São Paulo city | 38 | 31.9 | 12 | 31.6 | 26 | 68.4 | 0.404 | 1.41 (0.62–3.02) |
| Other cities | 81 | 68.1 | 32 | 39.5 | 49 | 60.5 | |||
| Travel to other cities | Yes | 23 | 20.2 | 9 | 39.1 | 14 | 60.9 | 0.799 | 1.13 (0.44–2.89) |
| No | 91 | 79.8 | 33 | 36.3 | 58 | 63.7 | |||
| 2) SOCIAL PROFILE | |||||||||
| Contact with family | Yes | 66 | 55.5 | 23 | 34.8 | 43 | 65.2 | 0.582 | 1.22 (0.58–2.59) |
| No | 53 | 44.5 | 21 | 39.6 | 32 | 60.4 | |||
| Causes for becoming homeless | Alcohol and drugs | 28 | 23.3 | 9 | 32.1 | 19 | 67.9 | 0.736 | 1.16 (0.47–2.89) |
| Family conflicts | 48 | 40.0 | 19 | 39.6 | 29 | 60.4 | 0.360 | 0.69 (0.32–1.51) | |
| Housing loss | 13 | 10.8 | 3 | 23.1 | 10 | 76.9 | 0.347 | 1.89 (0.49–7.33) | |
| Other | 18 | 15.0 | 9 | 50.0 | 9 | 50.0 | 0.140 | 0.47 (0.17–1.30) | |
| Unemployment | 34 | 28.3 | 10 | 29.4 | 24 | 70.6 | 0.433 | 1.41 (0.59–3.35) | |
| Resting place | Hostel | 68 | 45.3 | 26 | 38.2 | 42 | 61.8 | 0.683 | 0.85 (0.40–1.81) |
| Street | 52 | 34.7 | 18 | 34.6 | 34 | 65.4 | 0.905 | 1.05 (0.43–2.54) | |
| Occupancy | 30 | 20 | 10 | 33.3 | 20 | 66.7 | 0.662 | 1.21 (0.50–2.90) | |
| Pregnant woman | Yes | 2 | 1.7 | 0 | 0.0 | 2 | 100.0 | 0.278 | * |
| No | 118 | 98.3 | 44 | 37.3 | 74 | 62.7 | |||
| Have children | Yes | 81 | 67.5 | 33 | 40.7 | 48 | 59.3 | 0.182 | 0.57 (0.25–1.30) |
| No | 39 | 32.5 | 11 | 28.2 | 28 | 71.8 | |||
| Have own children | Live together | 4 | 5.1 | 0 | 0.0 | 4 | 100.0 | 0.087 | * |
| Other people | 74 | 94.9 | 32 | 43.2 | 42 | 56.8 | |||
| Live alone | Yes | 52 | 46.0 | 19 | 36.5 | 33 | 63.5 | 0.815 | 0.91(0.42–1.97) |
| No | 61 | 54.0 | 21 | 34.4 | 40 | 65.6 | |||
| Pet owner | Yes | 26 | 22.4 | 12 | 46.2 | 14 | 53.8 | 0.231 | 0.58 (0.24–1.41) |
| No | 90 | 77.6 | 30 | 33.3 | 60 | 66.7 | |||
| Dog owner | Yes | 21 | 18.1 | 11 | 52.4 | 10 | 47.6 | 0.088 | 0.44 (0.16–1.14) |
| No | 95 | 81.9 | 31 | 32.6 | 64 | 67.4 | |||
| Cat owner | Yes | 6 | 5.2 | 2 | 33.3 | 4 | 66.7 | 0.880 | 1.14 (0.20–6.52) |
| No | 110 | 94.8 | 40 | 36.4 | 70 | 63.6 | |||
| Use of licit and/or illicit drugs | Yes | 91 | 75.8 | 35 | 38.5 | 56 | 61.5 | 0.470 | 0.72 (0.29–1.75) |
| No | 29 | 24.2 | 9 | 31.0 | 20 | 69.0 | |||
| Alcohol consumption | Yes | 52 | 43.3 | 18 | 34.6 | 34 | 65.4 | 0.471 | 0.76 (0.36–1.60) |
| Tobacco use | Yes | 32 | 26.7 | 16 | 50.0 | 16 | 50.0 | 0.068 | 0.46 (0.20–1.06) |
| Marijuana use | Yes | 31 | 25.8 | 12 | 38.7 | 19 | 61.3 | 0.784 | 0.88 (0.38–2.06) |
| Cocaine use | Yes | 34 | 28.3 | 12 | 35.3 | 22 | 64.7 | 0.844 | 1.08 (0.47–2.48) |
| Crack use | Yes | 16 | 13.3 | 7 | 43.8 | 9 | 56.2 | 0.528 | 0.71 (0.24–2.06) |
| Other drugs | Yes | 5 | 4.2 | 3 | 60.0 | 2 | 40.0 | 0.269 | 0.36 (0 05–2.30) |
| Assistance by Psychosocial Care Centers (CAPS) | Yes | 31 | 25.8 | 10 | 32.3 | 21 | 67.7 | 0.554 | 1.29 (0.54–3.08) |
| No | 89 | 74.2 | 34 | 38.2 | 55 | 61.8 | |||
| 3) HYGIENE PROFILE | |||||||||
| Bath frequency | Daily | 99 | 82.5 | 34 | 34.3 | 65 | 65.7 | 0.252 | 1.73 (0.67–4.50) |
| Sporadic | 21 | 17.5 | 10 | 47.6 | 11 | 52.4 | |||
| Wash clothes | Yes | 82 | 68.3 | 30 | 36.6 | 52 | 63.4 | 0.978 | 1.01 (0.45–2.24) |
| No | 38 | 31.7 | 14 | 36.8 | 24 | 63.2 | |||
| Change clothes frequency | Daily | 50 | 42.7 | 17 | 34.0 | 33 | 66.0 | 0.838 | 1.08 (0.50–2.33) |
| Sporadic | 67 | 57.3 | 24 | 35.8 | 43 | 64.2 | |||
| Body lice bite | Yes | 63 | 59.4 | 23 | 36.5 | 40 | 63.5 | 0.752 | 1.13 (0.51–2.52) |
| No | 43 | 40.6 | 17 | 39.5 | 26 | 60.5 | |||
| Presence of body lice | Yes | 17 | 14.2 | 4 | 23.5 | 13 | 76.5 | 0.225 | 2.06 (0.62–6.77) |
| No | 103 | 85.8 | 40 | 38.8 | 63 | 61.2 | |||
*
The percentages can go higher than 100% because individuals could answer more than one option.