Abstract
Laboratory-confirmed cases of mumps have increased recently, with 24 notified in the three months to the end of May 2000. Twenty-five cases were notified in 1999, 39 in 1998, 29 in 1997 and 27 in 1996. Of the 24 cases notified in the last three months, 95 per cent were from Sydney, 71 per cent were aged between 5–24 years, and 62 per cent were males.
