Influenza Positive Tests Reported to CDC by
U.S. Clinical Laboratories
2023-2024 Season
Week Total A Total B Percent Positive A Percent Positive B Total # Tested % Positive
2023404302730.660.42647901.08
2023415902800.90.42653601.33
2023426933181.030.47668011.51
2023438623931.240.56692291.81
20234414565661.880.73771932.61
202345258210722.791.16923013.95
202346364112493.631.241001934.88
202347412313154.611.47893266.08
202348648916965.551.451167887
2023491005521978.091.761241769.86
20235015122332711.042.4313685813.48
20235122039465314.363.0315338017.4
20235221148471314.863.3114225918.17
20240115280366011.162.6713691213.83
20240214248365511.112.8512816513.96
20240313071400311.473.5111395114.98
20240414009518711.844.3811829116.22
20240513440666311.015.4612199516.47
2024061204474109.876.0712191715.95
2024071066272399.266.2811510515.55
202408850360107.885.5710783813.45
202409732955738.16.169044714.26
202410553246298.47.036580915.44