NEW YORK - (AP) - The number of confirmed swine flu cases in NewYork City is now 90 - 73 of them in New York City.

Gov. David Paterson announced the new numbers Monday as 17 suspected cases of the virus were confirmed.

There are another six probable cases in New York state, all in New York City.

Health officials believe there are likely many more cases of the flu in people who have not been tested. All of New York's cases have been mild.

Meanwhile, students returned to St. Francis Preparatory School in Queens for the first time in a week.

Swine flu sickened as many as 1,000 people associated with St. Francis, city health officials say. The school had 45 confirmed cases.