From: Seroprevalence of avian hepatitis E virus and avian leucosis virus subgroup J in chicken flocks with hepatitis syndrome, China
District
Number
Positive for avian HEV (%)
p- Value
Positive for ALV-J (%)
Shandong
203
74 (36.45)
0.002
4 (1.97)
0.604
Shaanxi
120
25 (20.83)
2 (1.67)
Sum
323
99 (30.65)
6 (1.86%)