Influenza Positive Tests Reported to CDC by
U.S. Clinical Laboratories
2017-2018 Season
Week Total A Total B Percent Positive A Percent Positive B Total # Tested % Positive
2017402271131.470.73154382.2
201741245951.490.57164402.06
2017422781101.570.62176382.19
2017433321301.860.72178162.59
2017445032232.511.11199733.63
2017456812423.211.14211684.36
2017469333123.951.32235715.28
20174713183325.671.43232107.1
20174815084125.681.55265247.23
20174921765117.831.83277869.67
201750441679412.732.283467615.02
2017518733163318.963.544604322.51
20175211390199621.463.765307125.22
20180112180236920.774.035864124.81
20180214106300321.794.646470826.44
20180313373347821.185.516311026.7
20180415166494620.16.557541626.66
20180513825611718.037.987665326.01
20180612343685016.979.427271726.39
2018077987574314.7710.625406325.39