Table 4.
Multivariate analysis of independent factors associated with COVID-19 infection in all cohabitants within the same house during home quarantine.
| Factors | Unadjusted OR (95%CI) | p | Adjusted OR (95%CI) | p |
|---|---|---|---|---|
| Age | 0.998 (0.992–1.004) | 0.493 | ||
| BMI | 1.004 (0.979–1.029) | 0.755 | ||
| Educational level | 1.038 (0.924–1.165) | 0.530 | ||
| Number of vaccinations | 0.909 (0.823–1.004) | 0.060 | 0.929 (0.840–1.027) | 0.151 |
| Comorbidity (Yes) | 0.971 (0.754–1.249) | 0.817 | ||
| 2019-nCov antigen positive | 1.166 (0.941–1.446) | 0.160 | ||
| Symptoms (Yes) | 1.206 (0.973–1.494) | 0.088 | 1.163 (0.934–1.447) | 0.177 |
| Separate room separate toilet (Yes) | 0.992 (0.737–1.336) | 0.957 | ||
| Residential ventilation (Yes) | 0.893 (0.664–1.201) | 0.454 | ||
| Direct contact (Yes) | 1.400 (1.120–1.750) | 0.003 | 1.361 (1.086–1.707) | 0.008 |
| Medical treatment (Yes) | 0.981 (0.803–1.200) | 0.853 | ||
| Residential disinfection (Yes) | 0.753 (0.615–0.923) | 0.006 | 0.777 (0.632–0.954) | 0.016 |
Among 2,334 enrolled patients, 1,684 cases were cohabiting, and all residents of 811 (48.2%) patients were confirmed with COVID-19. OR: Odd ratio; CI: Confidence interval.