Table 2.
SARS-CoV-2 infection prevention and control knowledge items by occupational category
| Cleaner (N = 40) | Clerk (N = 44) | Doctor (N = 42) | Nurse (N = 49) | Porter (N = 32) | Security (N = 42) | Other (N = 30*) | All (N = 286#) | |
|---|---|---|---|---|---|---|---|---|
|
Knowledge item correct responses n (%) (Correct responses in parentheses) | ||||||||
|
COVID-19 is transmitted during close contact through respiratory droplets. (Agree) |
32 (80.0) | 42 (95.5) | 42 (100.0) | 47 (95.9) | 29 (90.6) | 40 (95.2) | 30 (100.0) | 267 (93.4) |
| A person can become infected with COVID-19 by touching surfaces where COVID-19 droplets have landed and then touching their face. (Agree) | 39 (97.5) | 44 (100.0) | 42 (100.0) | 49 (100.0) | 31 (96.9) | 42 (100.0) | 29 (96.7) | 282 (98.6) |
| Droplet and contact precautions are required for confirmed cases of COVID-19 but not for suspected cases. (Disagree) | 16 (40.0) | 18 (40.9) | 37 (88.1) | 28 (57.1) | 15 (46.9) | 12 (28.6) | 21 (70.0) | 149 (52.1) |
| Airborne transmission of COVID-19 droplets is usually of distances of 3 m or more. (Disagree) | 18 (45.0) | 23 (52.3) | 36 (85.7) | 35 (71.4) | 17 (53.1) | 23 (54.8) | 20 (66.7) | 175 (61.2) |
| Hand hygiene with alcohol-based hand rubs is always preferred over soap and water. (Disagree) | 13 (32.5) | 17 (38.6) | 28 (66.7) | 27 (55.1) | 11 (34.4) | 5 (11.9) | 13 (43.3) | 115 (40.2) |
| Boots, coveralls and aprons are required in the routine care of COVID-19 patients. (Disagree) | 3 (7.5) | 3 (6.8) | 4 (9.5) | 3 (6.1) | 2 (6.3) | 4 (9.5) | 0 (0.0) | 19 (6.6) |
| Medical masks should be used during the routine care of COVID-19 patients. (Agree) | 28 (70.0) | 38 (86.4) | 33 (78.6) | 39 (79.6) | 26 (81.3) | 37 (88.1) | 25 (83.3) | 232 (81.1) |
| N95 respirators should be used for procedures in COVID-19 patients that are aerosol-generating. (Agree) | 31 (77.5) | 29 (65.9) | 40 (95.2) | 44 (89.8) | 30 (93.8) | 34 (81.0) | 22 (73.3) | 235 (82.2) |
| Healthcare workers should use gloves during the routine care of COVID-19 patients. (Agree) | 36 (90.0) | 41 (93.1) | 41 (97.6) | 49 (100.0) | 31 (96.9) | 39 (92.9) | 30 (100.0) | 272 (95.1) |
| Patients with suspected COVID-19 infection should be given N95 respirators to prevent transmission to healthcare workers. (Disagree) | 6 (15.0) | 4 (9.1) | 27 (64.3) | 21 (42.9) | 3 (9.4) | 2 (4.8) | 3 (10.0) | 66 (23.1) |
| Summary statistics for 10 knowledge items | ||||||||
| Mean (SD) | 5.6 (1.5) | 5.9 (1.1) | 7.9 (1.2) | 7.0 (1.4) | 6.1 (1.5) | 5.7 (1.2) | 6.4 (1.3) | 6.3 (1.6) |
| Median | 5 | 6 | 8 | 7 | 6 | 6 | 7 | 6 |
| Number (%) of participants with score ≥ 6 | 17 (42.5) | 24 (54.6) | 40 (95.2) | 42 (85.7) | 23 (71.9) | 22 (52.4) | 20 (66.7) | 188 (67.4) |
| Number (%) of participants with score ≥ 8 | 4 (10.0) | 4 (9.1) | 27 (64.3) | 18 (36.7) | 5 (15.6) | 2 (4.8) | 8 (26.7) | 69 (24.1) |
* includes 5 clinical associates #includes 7 health workers who did not provide their occupational category