Table 1. Basic characteristic of study participants concerning SOFA score and ARDS.

*denotes significant p-value

ARDS- Acute respiratory distress syndrome; COPD- Chronic obstructive pulmonary disease; SOFA- Sequential organ failure assessment

Characteristics	Total patients   N (%)	SOFA score		p-value	ARDS N=23 (%)	Non-ARDS N=45 (%)	p-value
		0 N=36 (%)	≥1 N=32(%)
Demographics
Age (years) ≤48	33/68 (49)	22 (61)	11(34)	0.028*	8 (35)	25 (56)	0.10
>48	35/68 (51)	14 (39)	21(66)		15 (65)	20 (44)
Gender, Males	43/68 (63)	23 (64)	20 (62)	0.9	15 (65)	28 (62)	0.80
Females	25/68 (29)	13 (36)	12 (38)		8 (35)	17 (38)
Symptoms
Fever	57/68  (84)	27 (75)	30 (94)	0.04*	23 (100)	34 (76)	0.01*
Cough	40/68  (59)	17 (47)	23 (72)	0.03*	17 (74)	23 (51)	0.07
Dyspnoea	28/68  (41)	7 (19)	21 (66)	<0.001*	19 (83)	9  (20)	<0.001*
Headache/myalgia	14/68 (21)	2(6)	12 (37)	0.002*	11 (48)	3  (7)	<0.001*
Running nose	8/68   (12)	2 (6)	6  (19)	0.13	6  (26)	2  (4)	0.01*
Sore throat	6/68    (9)	4 (11)	2   (6)	0.67	1  (4)	5  (11)	0.65
Diarrhoea	4/68    (6)	4 (11)	0	0.11	0	4  (9)	0.29
Anosmia	2/68    (3)	2 (6)	0	0.49	0	2  (4)	0.54
Comorbidities
Hypertension	15/68 (22)	6(17)	9 (28)	0.2	7 (30)	8 (18)	0.23
Diabetes Mellitus	14/68 (21)	4 (11)	10 (31)	0.06	9 (39)	5 (11)	0.007*
Coronary artery disease	7/68 (10)	4(11)	3 (9)	1.0	3 (13)	4 (9)	0.68
COPD	3/68 (4)	0	3 (9)	0.09	3 (13)	0	0.03*
Hypothyroidism	2/68 (3)	2(6)	2 (6)	1.0	2 (9)	2 (4)	0.48
Asthma	2/68 (3)	0	2 (6)	0.21	1(4)	1 (2)	1.0
Seizure disorder	2/68 (3)	2(6)	0	0.49	0	1 (2)	1.0
Chronic kidney disease	2/68 (3)	0	2 (6)	0.21	1(4)	1 (2)	1.0
Tuberculosis	2/68 (3)	1(3)	1(3)	1.0	1(4)	1 (2)	1.0
Hyperthyroidism	1/68 (1)	0	1(3)	0.47	1(4)	0	0.33
Depression	1/68 (1)	1 (3)	0	1.0	0	1(2)	1.0