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
2023404302850.660.43649391.1
2023415942900.90.44655141.34
2023426933181.030.47668011.51
2023438623931.240.56692291.81
20234414565661.880.73771932.61
202345258210722.791.16923013.95
202346364712503.621.241006574.86
202347433313474.551.41951525.96
202348656317035.571.441177077.02
2023491016322028.11.751253599.86
20235015245333111.062.4113778513.48
20235122244466214.393.0115450117.41
20235222859500114.973.2715259918.25
20240115372366811.142.6513796913.8
20240214374370811.022.8413040313.86
20240313212408511.383.5111606814.9
20240414151528311.744.3812048116.13
20240513522669010.95.3912394916.3
2024061214575269.786.0612409715.85
2024071103976659.186.3712014915.56
2024081014381858.586.9311810715.51
202409894474478.156.7910966314.94
202410777969027.536.6810319814.22
202411579758415.935.989762311.92
202412476646125.265.099049710.36
202413400138844.644.5861509.15
202414321129183.953.59811867.54
202415236621233.052.74773475.8
202416185615482.62.17712414.77
202417149011692.131.67696543.81
20241811008151.841.37594783.21
2024198074511.510.84533862.35
2024205943531.150.68513551.84
2024215352881.070.57497301.65
2024225621821.250.4446101.66
2024235031451.140.33437891.47
2024244251131.010.26419451.28
202425341760.850.19397871.04
202426287440.780.11366830.9
202427334310.910.08365640.99
202428300370.750.09397350.84
202429227300.620.08363600.7
202430212250.580.06361180.65
202431145270.460.08308680.55