Influenza Positive Tests Reported to CDC by
U.S. Clinical Laboratories
2022-2023 Season
Week Total A Total B Percent Positive A Percent Positive B Total # Tested % Positive
20224018571052.430.13764122.56
2022412719873.160.1858813.26
20224246891065.060.11925025.18
20224385691127.840.11092727.94
2022441566214512.170.1112860612.29
2022451998518814.390.1313881314.53
2022462743018918.010.1215222318.14
2022473939517925.650.1115354325.77
2022484794016825.620.0818711225.71
2022494688220726.350.1117788126.47
2022504155021424.560.1216914324.69
2022513087314120.910.0914760521.01
2022522017117314.930.1213501715.06
202301100661528.580.121172338.71
20230247261564.460.141059504.6
20230328931552.790.141034272.94
20230418471681.920.17960162.09
20230513701991.450.21943051.66
20230610572491.090.25969111.34
2023077262420.790.26917311.05
2023086701900.770.22860590.99
2023093961690.610.26640830.88