SINGAPORE - The Ministry of Health (MOH) has confirmed 682 new Covid-19 cases in Singapore on Sunday (May 17), taking the total count to 28,038.

Of the new cases, four were Singaporeans, including a 24-year-old man who works at CDPL Tuas dormitory. The dormitory has been linked to 452 cases so far.

A 93-year-old Singaporean woman, who has yet to be linked to any existing clusters, was also among the cases announced on Sunday.

MOH announced one new cluster at 9 Sungei Kadut Avenue, which is linked to 13 earlier confirmed cases.

Four other cases are work permit holders who do not live in worker dormitories, while the remaining 673 are foreign workers staying in dormitories.

A total of 998 cases were discharged on Sunday.

Of the new cases, 99 per cent are linked to known clusters, with the rest pending contact tracing, MOH said.

There were no imported cases among those announced on Sunday.

The ministry has uncovered links for 17 previously unlinked cases in the past week.

To date, 9,340 people have fully recovered from the disease since the first case was reported on Jan 23.

A total of 1,210 patients remain in hospital, of which 16 are in critical condition in the intensive care unit.

A further 17,466 cases are isolated and being cared for at community facilities, with only mild symptoms or are clinically well but still test positive for Covid-19.

So far, 22 people have so far died from complications due to Covid-19. Nine others who tested positive for the virus died from other causes.

A 67-year-old male Singaporean died on Friday from complications due to Covid-19 infection, bringing the total number of deaths here to 22.

According to the ministry's update on Saturday, the man was confirmed to have Covid-19 infection on April 7, and had a history of ischaemic heart disease, hypertension and hyperlipidaemia.

The coronavirus outbreak began in December last year, and has infected more than 4.6 million people and killed more than 310,000 people worldwide.