Table 3. Each item concerned, category and the accuracy of the answers*.
| No. | Item concerns | Categories | Accuracy (%) |
|---|---|---|---|
| 1 | Category III protection: procedure | Knowledge of IPC | 98.9 |
| 2 | Transmission of COVID-19 | Knowledge of COVID-19 | 98.6 |
| 3 | Isolation area | Knowledge of IPC | 89.8 |
| 4 | Category III protection: CT | Knowledge of IPC | 86.8 |
| 5 | Hand hygiene | Knowledge of IPC | 99.6 |
| 6 | Category III protection: outpatient | Knowledge of IPC | 85.7 |
| 7 | Category III protection: high risk procedure | Knowledge of IPC | 96.0 |
| 8 | Use of PPE: isolation Gown | Practice of IPC | 93.1 |
| 9 | Use of PPE | Practice of IPC | 90.4 |
| 10 | High risk procedure | Knowledge of IPC | 84.7 |
| 11 | Hand hygiene | Knowledge of IPC | 98.6 |
| 12 | Indicator to disisolation | Knowledge of COVID-19 | 96.0 |
| 13 | Negative pressure wards | Knowledge of IPC | 99.8 |
| 14 | Disinfection of goggles | Practice of IPC | 90.8 |
| 15 | Category III protection: collection sample | Knowledge of IPC | 97.4 |
| 16 | Isolation | Knowledge of IPC | 93.5 |
| 17 | Delivery of clinical specimens | Knowledge of IPC | 99.4 |
| 18 | Use of medical protective clothing | Practice of IPC | 85.9 |
| 19 | Use of medical protective mask | Practice of IPC | 83.6 |
| 20 | Use of medical protective mask | Practice of IPC | 99.1 |
| 21 | Use of surgical mask | Practice of IPC | 100.0 |
| 22 | Hand hygiene | Practice of IPC | 96.5 |
| 23 | Use of disposable hat | Practice of IPC | 88.4 |
| 24 | Use of surgical mask | Practice of IPC | 86.8 |
| 25 | Disinfect the environment | Knowledge of IPC | 90.5 |
*, No.: number of the item of the questionnaire. IPC, infection prevention and control; COVID-19, coronavirus diseases 2019; CT, computed tomography; PPE, personal protective equipment.