Factors | N | Univariate analysis | Multivariate analysis# | ||
---|---|---|---|---|---|
EXP(β) (95%CI) | P-value | EXP(β) (95%CI) | P-value | ||
Sex | |||||
Female | 809 | 1 | – | ||
Male | 795 | 1.030 (0.961, 1.104) | 0.406 | ||
Age, year | |||||
> 60 | 494 | 1 | – | 1 | – |
0–45 | 367 | 0.960 (0.879, 1.049) | 0.366 | 0.945 (0.868, 1.030) | 0.200 |
46–60 | 743 | 0.903 (0.821, 0.993) | 0.035 | 0.898 (0.819, 0.986) | 0.024 |
Occupation | |||||
Manual workera | 128 | 1 | – | ||
Farmer | 312 | 0.920 (0.795, 1.065) | 0.266 | ||
Office worker | 288 | 0.973 (0.841, 1.126) | 0.711 | ||
Public service worker | 249 | 0.945 (0.812, 1.099) | 0.464 | ||
Unemployed | 627 | 0.980 (0.857, 1.120) | 0.767 | ||
Geographical Location | |||||
Northern | 513 | 1 | – | ||
Central | 691 | 0.961 (0.886, 1.041) | 0.329 | ||
Southern | 400 | 1.025 (0.934, 1.125) | 0.608 | ||
Type of residence | |||||
Urban area | 1005 | 1 | – | ||
Rural area | 599 | 1.023 (0.952, 1.100) | 0.529 | ||
Underlying disease | |||||
None | 1149 | 1 | – | ||
Cardio-cerebrovascular disease | 242 | 0.997 (0.901, 1.103) | 0.951 | ||
Diabetes | 76 | 0.947 (0.802, 1.119) | 0.521 | ||
Other diseases | 233 | 0.972 (0.880, 1.072) | 0.567 | ||
Epidemic phase | |||||
Before Level I response | 147 | 1 | – | 1 | – |
After Level I response | 1457 | 1.811 (1.618, 2.027) | < 0.001 | 1.825 (1.631, 2.042) | < 0.001 |
Infection route | |||||
Contact in public places | 529 | 1 | – | 1 | – |
Household contact | 959 | 0.827 (0.769, 0.890) | < 0.001 | 0.814 (0.758, 0.874) | < 0.001 |
Contact in workplaces | 116 | 0.950 (0.828, 1.089) | 0.461 | 0.954 (0.836, 1.089) | 0.485 |