On March 9, the Central Epidemic Command Center (CECC) announced an average of 10,609 new confirmed cases of coronavirus disease 2019 (COVID-19) per day over the last week (March 3-9). Of these confirmed cases, 10,439 were domestic and 170 were imported. The CECC also reported an average of 52 deaths per day in the last week. There is a downward trend in the number of confirmed cases compared to the previous week. Regarding Omicron subvariants, the CECC confirmed 37 new cases of Omicron subvariants, including 33 domestic cases and four imported cases.

The CECC reported the average number of new domestic cases per day in each city as follows: 1,945 in New Taipei City, 1,326 in Kaohsiung City, 1,275 in Taichung City, 1,207 in Taoyuan City, 944 in Tainan City, 887 in Taipei City, 434 in Changhua County, 307 in Hsinchu County, 283 in Pingtung County, 257 in Hsinchu City, 253 in Yilan County, 225 in Miaoli County, 223 in Yunlin County, 180 in Keelung City, 172 in Nantou County, 158 in Chiayi County, 129 in Hualien County, 109 in Chiayi City, 68 in Taitung County, 34 in Kinmen County, 21 in Penghu County, and two in Lienchiang County. Of the COVID-19 deaths that occurred in the last week, 94% of the deceased had chronic diseases, 63% had not received three doses of a COVID-19 vaccine, and 93% were 60 years of age or older. As of 2020, there have been a cumulative total of 10,143,788 confirmed cases and 18,371 COVID-19 deaths in Taiwan.

The CECC pointed out that there were a total of 37 cases of Omicron subvariants detected over the last week. Of these cases, 33 were domestic, including
22 cases of BA.2.75, seven cases of BA.5, two cases of BQ.1, one case of BF.7, one case of BA.2, and the other four cases were imported, including one case of BA.2.75, one case of BF.7, one case of BQ.1, and one case of XBB (none of which were cases of XBB.1.5). The dominant strain circulating in Taiwan remains to be BA.2.75, followed by BA.5.