Table 2.
Association analyses between median cumulative incidence of COVID-19 cases among residents and characteristics of the nursing homes that participated in the survey (N = 45).
| Variable | Median Cumulative Incidence of COVID-19 Cases (%) [p25–p75] | p |
|---|---|---|
| Facility size | 0.930 | |
| Small–medium (≤70 beds), (16) | 1.8 [0–48] | |
| Large (>70 beds), (29) | 7.4 [0–36] | |
| General characteristics | ||
| Special care units | 0.174 | |
| yes (22) | 19 [0–40] | |
| no (23) | 1.1 [0–39] | |
| Dementia | 0.421 | |
| yes (13) | 14 [0–45] | |
| no (32) | 1.6 [0–37] | |
| Complex clinical problems | 0.444 | |
| yes (9) | 24 [0.53–36] | |
| no (36) | 1.8 [0–40] | |
| Conformity to quality standards | 0.990 | |
| yes (25) | 1.6 [0–42] | |
| no (20) | 10 [0–32] | |
| Metropolitan status | 0.567 | |
| Urban (11) | 0.53 [0–36] | |
| Rural (34) | 3.8 [0–42] | |
| Geographical region | 0.002 | |
| North (5) | 1.1 [0–44.6] | |
| South (15) | 0 [0–24.2] | |
| East (14) | 0.8 [0–4.8] | |
| West (11) | 45.2 [24–55.9] | |
| Infection control measures | ||
| Specific training on infection control and prevention | 0.388 | |
| yes (11) | 14 [0–47.9] | |
| no (34) | 1.8 [0–28.1] | |
| Presence of a committee for infection control and prevention | 0.081 | |
| yes (3) | 47.9 [14–54.8] | |
| no (42) | 1.8 [0–35.9] | |
| Procedure for management of residents with suspected communicable diseases | 0.871 | |
| yes (32) | 4.4 [0–39] | |
| no (13) | 1.9 [0.5–35.9] | |
| Policies for management of personnel at risk of infection | 0.341 | |
| yes (23) | 1.6 [0–28] | |
| no (22) | 13.5 [0–44.6] | |
| Training of staff on the management of occupational exposures to biohazards | 0.952 | |
| yes (32) | 3.8 [0–39.4] | |
| no (13) | 1.9 [0–35.9] | |
| Established infection surveillance program | 0.749 | |
| yes (19) | 2.9 [0–24.5] | |
| no (26) | 3.3 [0–42] | |
| Training of staff on the correct hand hygiene procedure | 0.553 | |
| yes (43) | 2.9 [0–38.5] | |
| no (2) | 23.1 [1.6–44.6] | |
| Procedure on standard and additional precautions | 0.365 | |
| yes (35) | 1.6 [0–40.3] | |
| no (10) | 18.6 [1.9–38.5] | |
| Training of staff on the correct use of PPE | 0.301 | |
| yes (33) | 4.8 [0–40.3] | |
| no (12) | 0.8 [0–30] | |
| Availability of hand hygiene supplies | 0.571 | |
| yes (33) | 1.6 [0–35.9] | |
| no (12) | 8.8 [0–44.9] | |
| Training of staff on how to prevent the spread of respiratory infections | 0.269 | |
| yes (21) | 4.8 [0–24.5] | |
| no (24) | 2.4 [0–44.9] | |
| Compliance with operations of routine and terminal cleaning/sanitation/disinfection | 0.553 | |
| yes (37) | 1.9 [0–38.5] | |
| no (8) | 9.4 [0.8–40] | |
| Regular checks of the quality of the cleaning/sanitation/disinfection | 0.918 | |
| yes (37) | 2.9 [0–35.9] | |
| no (8) | 14.1 [0–43.3] | |
| Official protocols/procedures on | ||
| infection control and prevention | 0.123 | |
| yes (19) | 24 [0–45.2] | |
| no (26) | 1.6 [0–24.2] | |
| Outbreak management | 0.087 | |
| yes (5) | 0 [0–0] | |
| no (40) | 5.4 [0–40.3] | |
| Hand hygiene | 0.915 | |
| yes (43) | 2.9 [0–40.3] | |
| no (2) | 7.8 [1.6–14] | |
| use of PPE | 0.742 | |
| yes (42) | 3.8 [0–40.3] | |
| no (3) | 0.5 [0–38.5] | |
| Isolation measures | 0.941 | |
| yes (25) | 2.9 [0–40] | |
| no (20) | 3.3 [0.3–24.2] | |
| Sanitation | 0.408 | |
| yes (33) | 1.6 [0–40.3] | |
| no (12) | 9.4 [0.8–31.4] | |