Assessment of Factors Affecting Time to Recovery from COVID-19: A Retrospective Study in Ethiopia

Table 3

Multivariable Cox proportional hazards analysis of predictors of time to recovery from COVID-19 in Amhara region COVID-19 centers, 2021 (n = 622).

Variables	Survival status		Crude hazard ratio (CRH) (95% CI)	Adjusted hazard ratio (AHR) (95% CI)
	Recovered	Censored
Age	All as continues variable		0.99 (0.98, 0.99)	0.988 (0.982, 0.994)
Residence
Rural	223	24	1.13 (0.95, 1.34)	1.186 (0.997, 1.411)
Urban	317	58	1	1
Symptom status at admission
Have ≥1 symptom	506	79	0.49 (0.33, 0.67)	0.421 (0.296, 0.603)
Have no symptom	34	3	1	1
Comorbid illness/s
Yes	78	78	1	1
No	462	4	1.62 (1.27, 2.07)	1.441 (1.089, 1.906)
COVID-19 severity
Mild	341	2	1.83 (1.13, 2.95)	1.146 (0.677, 1.940)
Moderate	181	37	1.66 (1.02, 2.70)	1.211 (0.728, 2.016)
Severe	18	43	1	1

Significant at .