Table 3.

Multivariate Cox regression analysis of recovery time among Covid-19 patients admitted to Bokoji Hospital treatment Center, South Central Ethiopia from July 1, 2020, to October 30, 2021.

Categories	Recovered		CHR (95%CI)	AHR (95%CI)
	Yes (%)	No (%)
Age (in years)
18–29	127 (90.1)	14 (9.9)	1	1
30- 45	84 (79.2)	22 (20.8)	0.71 (0.540, 0.942)	0.76 (0.564, 1.017)
46–59	67 (83.8)	13 (16.2)	0.70 (0.517, 0.936)	0.73 (0.522, 1.017)
≥ 60	76 (80.0)	19 (20.0)	0.66 (0.496, 0.881)	0.66 (0.490, 0.895)*
Residence
Rural	140 (87.5)	20 (12.5)	1	1
Urban	214 (81.7)	48 (18.3)	0.82 (0.648, 0.998)	0.83 (0.654, 1.058)
Sex
Female	151 (84.8)	27 (15.2)	1	1
Male	203 (83.2)	41 (16.8)	0.81 (0.649, 0.992)	0.77 (0.611, 0.979)*
Hypertension
Yes	44 (71.0)	18 (29.0)	0.88 (0.639, 1.202)	1.21 (0.841, 1.730)
No	310 (86.1)	50 (13.9)	1	1
Chronic cardiac disease
Yes	28 (75.7)	9 (24.3)	0.93 (0.631, 1.369)	1.11 (0.728, 1.679)
No	326 (84.7)	59 (15.3)	1	1
Chronic pulmonary disease
Yes	34 (58.6)	24 (41.4)	0.58 (0.504, 0.825)	0.67 (0.455, 0.978)*
No	320 (87.9)	44 (12.1)	1	1
Asthma
Yes	34 (69.4)	15 (30.6)	0.83 (0.578, 1.175)	0.92 (0.635, 1.329)
No	320 (85.8)	53 (14.2)	1	1
Chronic Kidney disease
Yes	9 (52.9%)	8 (47.1)	1.24 (0.640, 2.408)	1.16 (0.580, 2.310)
No	345 (85.2)	60 (14.8)	1	1
Malignance
Yes	10 (66.7)	5 (33.3)	1.10 (0.528, 1.985)	1.49 (0.717, 3.106)
No	344 (84.5)	63 (15.5)	1	1
Diabetic Mellitus
Yes	73 (80.2)	18 (19.8)	1.10 (0.825, 1.385)	1.22 (0.921, 1.606)
No	281 (84.9)	50 (15.1)	1	1
HIV/AIDS
Yes	7 (46.7)	8 (53.3)	1.60 (0.753, 3.377)	1.33 (0.606, 2.936)
No	347 (85.3)	60 (14.7)	1	1
Intranasal oxygen use
No	117 (96.7)	4 (3.3)	1	1
Yes	213 (76.9)	64 (23.1)	0.57 (0.450, 0.711)	0.56 (0.427, 0.717)*

Note: *, P-values less than 0.05.