Table 4

Nausea and/or vomiting in patients with severe versus non-severe disease

Study	Severe		Non-severe		Total n
Study	Nausea	No nausea	Nausea	No nausea	Total n
Zhang et al 8	5	52	19	63	139
Wang et al 9	4	32	10	92	138
Pan et al 14	2	35	2	64	103
Guan et al 22	12	161	43	883	1099
Total, n	23	280	74	1102	1479