Clinical characteristics of patients with COVID-19 presenting with gastrointestinal symptoms as initial symptoms: Retrospective case series

Table 1 Characteristics of recruited patients

Parameter	PS group	GS group	t/χ2	P value
Age (yr)	42.47 ± 3.25	44.56 ± 2.78	-0.02	0.98
Gender (%)			0.01	0.94
Female	12 (44.4)	10 (43.5)
Male	15 (55.6)	13 (56.5)
BMI	23.56 ± 1.78	23.82 ± 1.63	-0.68	0.61
Comorbidities
Hypertension	1	2	0.55	0.46
Cardiovascular disease	1	1	0.01	0.91
Diabetes	1	1	0.01	0.91
COPD	2	1	0,21	0.65
Chronic liver disease	1	1	0.01	0.91
Oxygenation index	352.56 ± 12.63	348.72 ± 11.67	0.61	0.56
Mean arterial pressure	78.56 ± 3.65	76.34 ± 2.96	-0.56	0.58
Time from symptoms onset to hospital admission (d)	3.62 ± 1.23	3.78 ± 1.36	0.35	0.74
Days of viral shedding	8.15 ± 1.87	10.22 ± 1.93	-3.25	0.01a
Duration days	10.00 ± 2.13	12.13 ± 2.44	-3.22	0.01a
Smokers (%)	8 (29.6)	14 (60.9)	4.92	0.03a
Temperature on admission	37.00 ± 2.67	37.19 ± 2.67	-2.42	0.02a
Treatment in hospital			4.06	0.04a
Nasal cannula	3	8
No nasal cannula	24	15

^aP < 0.05 indicates a statistically significant difference. PS: Pulmonary symptoms; GS: Gastrointestinal symptoms; BMI: Body mass index; COPD: Chronic obstructive pulmonary disease.