Macao reported 30 confirmed cases of Influenza A/H1N1 on Tuesday, bringing the cumulative number of such cases to 457 so far, Xinhua reported. The newly confirmed cases concerned 17 female patients and 13 male patients, whose ages ranged from one to 52, Macao's Health Bureau said. One of the female patients, who also contracted pneumonia, was in critical condition. According to the statistics from the Bureau, some 17 patients who tested positive for the virus were still receiving medical treatments to date, but their health conditions, except for the above-mentioned female patient, remained stable.