Table 3.
Univariable and Multivariable Predictors of SARS-CoV-2 Positivity Among 2,130 LTCF HCW During Weeks 34–52 of 2020
| Variable | Univariable | Multivariable a | ||
|---|---|---|---|---|
| OR (95% CI) | P Value | OR (95% CI) | P Value | |
| Resident facing | <.0001 | <.0001 | ||
| Yes | Reference | Reference | ||
| No | 0.50 (0.36–0.70) | <.0001 | 0.50 (0.36–0.71) | <.0001 |
| Facility size | .8997 | .9211 | ||
| Smallest | 0.99 (0.73–1.32) | .9223 | 1.12 (0.71–1.76) | .6346 |
| Small | 0.91 (0.69–1.20) | .5017 | 1.06 (0.69–1.63) | .7899 |
| Moderate | 1.02 (0.79–1.32) | .8753 | 1.14 (0.75–1.75) | .5309 |
| Large | Reference | Reference | ||
| Facility risk of resident to HCW exposure score | .2497 | .0730 | ||
| Highest risk | 1.10 (0.90–1.35) | .3550 | 1.29 (0.85–1.94) | .2269 |
| Medium risk | 1.29 (0.96–1.74) | .0919 | 1.47 (1.08–2.02) | .0156 |
| Lowest risk | Reference | Reference | ||
| County positivity rate | 1.69 (1.68–1.70) | 1.12 (1.09–1.15) | <.0001 | |
Note. LTCF, long-term care facility; HCW, healthcare worker; OR, odds ratio; CI, confidence interval.
a
Multivariable results are presented, based on a model that includes all the variables in the table.