Table 2. Comorbidity and smoking habit of the patients (n = 61).

Variable	Total n (%)	Recovered n (%)	Died n (%)	p-value
Comorbidity
Present (any)	5 (8.2)	2 (5.0)	3 (14.3)	0.209
Absent	56 (91.8)	38 (95.0)	18 (85.7)
Diabetes Mellitus
Present	3 (4.9)	1 (2.5)	2 (9.5)	0.228
Absent	58 (95.1)	39 (97.5)	19 (90.5)
Hypertension
Present	4 (6.7)	1 (2.5)	3 (14.3)	0.077
Absent	57 (93.4)	39 (97.5)	18 (85.7)
Chronic Obstructive Pulmonary Disease
Present	1 (1.6)	0	1 (4.8))	0.164
Absent	60 (98.4)	40 (100.0)	20 (95.2)
Ischemic heart disease
Yes	1 (1.6)	0	1 (4.8)	0.164
No	60 (98.4)	40 (100.0)	20 (95.2)
Smoking habit*
Current smoker	9 (36.0)	7 (36.8)	2 (33.3)	0.940
Past smoker	5 (20.0)	4 (21.1)	1 (16.7)
Never smoker	11 (44.0)	8 (42.1)	3 (50.0)

*After excluding missing cases

p-value determined by Chi-square test