Table 4.
Concerns about COVID-19 according to related knowledge and preventive practices.
| Variable | Very, n (%) | General/not at all, n (%) | Total, n (%) | χ2 | P value | |
| Knowledge items (proportion answered correctly) |
|
|
|
|||
|
|
Incubation period | 7041 (86.80) | 1829 (83.51) | 8870 (86.08) | 16.24 | <.001 |
|
|
Transmission routes | 6212 (76.58) | 1619 (74.05) | 7831 (76.00) | 6.99 | .009 |
|
|
Symptoms | 6675 (82.29) | 1663 (76.21) | 8338 (80.92) | 46.05 | <.001 |
|
|
Personal preventive knowledge | 7020 (86.54) | 1826 (83.37) | 8846 (85.85) | 14.87 | <.001 |
| Preventive practices |
|
|
|
|||
|
|
Knows how to wear a mask when going out | 7916 (97.58) | 2111 (96.42) | 10,027 (97.31) | 10.79 | <.001 |
|
|
Washes hands after getting home | 7548 (93.05) | 1878 (85.90) | 9426 (91.48) | 120.32 | <.001 |
|
|
Avoids going to public places and using public transportation | 2160 (26.63) | 519 (23.61) | 2679 (26.00) | 7.81 | .005 |
|
|
Can cough or sneeze properly | 4822 (59.44) | 1142 (52.18) | 5964 (57.88) | 38.18 | <.001 |