Seroprevalence and Risk Factors Associated with Hepatitis E Virus Infection in Three Species of Pet Birds in Northwest China

Table 1

Seroprevalence of HEV infection in pet birds in Gansu, northwest China.

Host	Site	Number of tested	Number of positive	Prevalence % (95% CI)	value	OR (95% CI)
Eurasian siskin	Lanzhou	120	18	15.00 (8.61–21.39)		Reference
	Tianshui	120	9	7.50 (2.79–12.21)	0.066	0.46 (0.20–1.07)
	Longnan	120	12	10.00 (4.63–15.37)	0.242	0.63 (0.29–1.37)
Oriental skylark	Lanzhou	169	13	7.69 (3.68–11.71)		Reference
	Tianshui	40	2	5.00 (0.00–11.75)	0.553	0.63 (0.14–2.92)
	Longnan	80	4	5.00 (0.22–9.78)	0.432	0.63 (0.20–2.00)
Black-tailed grosbeak	Tianshui	36	1	2.29 (0.00–8.15)	—	—