Table 7.
Detected seasonality in JEV infection in pigs.
| Country/Region | Sampling Protocol (Longitudinal or Cross-Sectional (Abattoir or Farm)) | Detected Seasonality in Pig Infection | Corresponding Climate | References |
|---|---|---|---|---|
| Cambodia | Longitudinal1 | All year | Not relevant ** | [74,75] |
| North Vietnam | Abattoir 2 | February–October * | Summer/rainy season | [114] |
| January–October * | [112] | |||
| South Vietnam | Farms 1 | All year | Not relevant ** | [67] |
| Laos | Abattoir 1 | June–July * | Summer/rainy season | [101] |
| August * | [126] | |||
| Malaysia | Abattoir 2,3 | November–January * | Summer/rainy season | [102] |
| Indonesia | Longitudinal 2,4 | October–March * | Summer/rainy season | [125] |
| Thailand | ||||
| Bangkok | Longitudinal 2,1 | February–May* | Hot and dry season | [14,123] |
| Chiang Mai | Longitudinal 2,3 | May–July | Hot/rainy season | [124,129] |
| Taiwan | Longitudinal 2,4 | March–October, peak in August/July* | Summer monsoon | [73,78,116] |
| Japan, main Island | Abattoir 1,5 | July–November, peak in August/September | Summer (rainfall) to fall (typhoons) | [127] |
| Abattoir 2 | June–December | [50] | ||
| Abattoir 2,4 | July–August | [118] | ||
| Abattoir 2 | May-March, peak in August | [120] | ||
| Japan, Okinawa | Abattoir 2 | August | Tropical climate | [121,128] |
| Abattoir 2,4 | April–October | |||
| North East India | Longitudinal 2 | June–August | Monsoon | [117] |
| Sri Lanka | ||||
| Dry zone | Longitudinal 3 | October–November | Hot/rainy season | [82] |
| Wet zone | March–April | |||
| North Australia | Longitudinal 2,3 | February–April | Hot/rainy season | [83] |
* Period of highest detected circulation, but circulation all year around; 1ELISA; 2HIA; 3SNT; 4ICISM; ** Not relevant because there is no seasonality.