Influenza Positive Tests Reported to CDC by
U.S. Clinical Laboratories
2018-2019 Season
Week Total A Total B Percent Positive A Percent Positive B Total # Tested % Positive
201840218691.320.41164921.74
201841222811.230.45179801.68
201842311891.540.44201281.98
201843337981.580.46213022.04
201844389981.740.43222812.18
201845543952.330.4233042.73
201846667992.740.4242883.15
201847893723.640.29245113.93
2018489981033.550.36280633.92
20184916581475.740.5288356.25
20185032351889.830.573289210.4
201851528217913.840.463813814.31
201852683523115.870.534305716.41
201901521213511.850.34395212.16
201902483520412.140.513980812.65
201903631016615.760.414002516.17
201904770322418.790.544097519.34
201905951924622.180.574289822.76
201906921821024.030.543835024.58