On April 27, the Central Epidemic Command Center (CECC) announced test results of its expanded testing program launched for airline pilots as an Indonesian pilot of a Taiwanese airline had tested positive for COVID-19 in Australia. The CECC has conducted COVID-19 tests on 1,279 pilots, 934 of whom have received antibody tests. Of the 934 pilots, 925 have tested negative for antibodies, and six have tested positive while three are awaiting results.
The CECC pointed out that of the six who tested positive, three are confirmed cases announced before (Case #151, Case #177 and Case #1105) while the other three are two Taiwanese men in their 40s and a Taiwanese woman in her 40s. The three individuals all tested negative after given RT-PCR tests, and tested negative for IgM and positive for IgG antibodies.