Table 4.

The proportion of reported gastrointestinal symptoms in patients with COVID-19 at baseline by continent

	Reference	Gastrointestinal symptoms
		Diarrhoea	Nausea	Vomiting/emesis	Abdominal distress
America (North)	10	ND	ND	ND	ND
	15
	11
Range		–	–	–	–
Asia	9	ND	ND	ND	ND
	26	4	5
	38	27	9		5
	55	ND	ND		ND
	43	3
	44	ND
	45	5	4
	47	ND	ND
	27	5	4		2
	22	7	1		ND
	36	13	17	5	6
	19	10	10	4	2
	34	8	ND	ND	ND
	49	13		3
	56	ND		ND
	57	14
	17	3	2
	39	2	1
	41	23	12	7	1
	58	8*	ND	ND	8†
	59	6	6	2	ND
	25	4	ND	5
	37	1	1
	48	ND	ND	ND
	60
	50	14		4
	42	15*		ND	15†
	29	8			ND
	7	10	8
	40	ND	ND	18
	18			ND
	30			4
	20	10		ND
	28	10	6
	61	24	ND	ND
	62	3
	24	15
	46	3
	13	ND
	12
	8
	63		5
	35	5	ND
	21	16
	6	12
	16	8
	23	17	17
	64	9	ND	ND
	65	DNQ
	32	ND
	31
	33	17
Range		(1–27)	(1–17)	(1–18)	(1–15)
Europe	14	3	3	ND	ND
Range		(3)	(3)	–	–
Range		(1–27)	(1–17)	(1–18)	(1–15)

*Or dyspnoea.

†Or cough.

‡Or chest tightness.

§Or chest pain.

DNQ, described but not quantified; ND, not described; Ref, reference.