Table 4.
Prevalence Ratios of SARS-CoV-2 Infection in Residents of Homeless Shelters, Adjusted for Individual- and Facility-Level Factors in a Multilevel Log Binomial Model—Chicago, March–May 2020
| Characteristic | Adjusted Prevalence Ratioa n = 1268 | (95% CI) | P Value |
|---|---|---|---|
| Individual-Level Factors | |||
| Current smoker | 0.71 | (0.60–0.85) | <.01 |
| Sleeping Arrangements | |||
| Single room | 1.0 | ||
| Shared room (2–4 people) | 1.35 | (0.87–2.11) | .19 |
| Shared room (5–8 people) | 1.59 | (1.00–2.53) | .05 |
| Shared room (9–20 people) | 1.64 | (1.00–2.70) | .05 |
| Shared room (>20 people) | 1.76 | (1.11–2.80) | .02 |
| Facility-Level Factors | |||
| Residents per 1000 square feet | 0.86 | (0.68–1.08) | .10 |
| Communal bathrooms per 100 residents | 0.89 | (0.74–1.07) | .22 |
| Private bathrooms per 100 residents | 0.92 | (0.87–0.98) | .02 |
| Proportion of residents leaving and returning each day | 1.08 | (1.01–1.16) | .03 |