Research Article
Epidemiology of COVID-19 and Predictors of Recovery in the Republic of Korea
| Variable | Recovery (%) | Odds ratio | 95% confidence interval | value |
| Sex | Female | 56.6 | Reference | | | Male | 56.0 | 0.90 | 0.73-1.10 | 0.312 | Age group (years) | Below 10 | 60.4 | Reference | | | | 10-19 | 58.4 | 1.33 | 0.55-3.25 | 0.527 | 20-29 | 46.8 | 1.51 | 0.68-3.36 | 0.314 | 30-39 | 50.7 | 1.77 | 0.78-4.04 | 0.173 | 40-49 | 38.8 | 1.13 | 0.50-2.56 | 0.771 | 50-59 | 39.5 | 1.02 | 0.45-2.31 | 0.955 | 60-69 | 44.4 | 0.81 | 0.35-1.84 | 0.611 | 70-79 | 38.7 | 0.31 | 0.13-0.76 | 0.01 | 80-89 | 32.7 | 0.22 | 0.09-0.54 | 0.001 | 90 and above | 32.6 | 0.13 | 0.04-0.37 | <0.001 | Province | Busan | 82.8 | Reference | | | | Chungcheongbuk-do | 88.6 | 1.02 | 0.35-2.99 | 0.971 | Chungcheongnam-do | 88.8 | 1.38 | 0.61-3.12 | 0.432 | Daegu | 6.4 | 0.00 | 0.00-0.01 | <0.001 | Daejeon | 85.0 | 1.38 | 0.43-4.44 | 0.585 | Gangwon-do | 59.2 | 0.30 | 0.12-0.78 | 0.013 | Gwangju | 70.0 | 0.67 | 0.25-1.79 | 0.424 | Gyeonggi-do | 9.0 | 0.01 | 0.01-0.02 | <0.001 | Gyeongsangbuk-do | 63.5 | 0.10 | 0.05-0.19 | <0.001 | Gyeongsangnam-do | 85.7 | 0.93 | 0.40-2.15 | 0.866 | Incheon | 59.8 | 0.55 | 0.26-1.18 | 0.125 | Jeju-do | 53.9 | 0.29 | 0.08-1.00 | 0.05 | Jeollabuk-do | 23.5 | 0.03 | 0.01-0.11 | <0.001 | Jeollanam-do | 20.0 | 0.03 | 0.01-0.13 | <0.001 | Sejong | 87.0 | 1.20 | 0.25-5.86 | 0.821 | Seoul | 74.1 | 0.70 | 0.38-1.29 | 0.257 | Ulsan | 86.1 | 1.24 | 0.32-4.83 | 0.76 | Exposure | Nursing home | 17.4 | Reference | | | | Hospital | 43.2 | 1.14 | 0.34-3.85 | 0.833 | Religious gathering | 80.6 | 6.29 | 1.80-21.94 | 0.004 | Call center | 84.8 | 2.68 | 0.77-9.31 | 0.122 | Community center, shelter, and apartment | 82.0 | 13.34 | 3.06-58.05 | 0.001 | Gym facility | 94.1 | 6.05 | 0.63-57.79 | 0.118 | Overseas inflow | 40.9 | 2.71 | 0.90-8.13 | 0.075 | Contact with patients | 41.5 | 2.80 | 0.98-8.03 | 0.055 | Others | 67.7 | 7.14 | 2.58-19.75 | <0.001 |
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