Epidemiology of COVID-19 and Predictors of Recovery in the Republic of Korea

Table 2

Predictors of recovery.

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