Table 1 Percentages of positive anti-HEV IgG and IgM in patients at Siriraj Hospital during 2015–2018
| Year | Positive anti-HEV IgG/Total (%) | Positive anti-HEV IgM/Total (%) |
|---|---|---|
| 2015 | 91/138 (65.94) | 38/165 (23.03) |
| 2016 | 99/202 (49.01) | 27/230 (11.74) |
| 2017 | 104/276 (37.68) | 34/331 (10.27) |
| 2018 | 75/288 (26.04) | 28/355 (7.89) |
| Total | 369/904 (40.82) | 127/1081 (11.75) |