SINGAPORE, Aug. 4 (Xinhua) -- Singapore reported 6,648 new cases of COVID-19 on Thursday, bringing the total tally to 1,742,874.

Of the new cases, 649 cases were detected through PCR (polymerase chain reaction) tests and 5,999 through ART (antigen rapid test) tests, according to statistics released by the Ministry of Health.

Among the PCR cases, 612 were local transmissions and 37 were imported cases. Among the ART cases with mild symptoms and assessed to be of low risk, there were 5,780 local transmissions and 219 imported cases, respectively.

A total of 689 cases are currently warded in hospitals, with 63 cases in intensive care units.

Three deaths were reported from COVID-19 on Thursday, bringing the total death toll to 1,531, the ministry said.