Influenza Positive Tests Reported to CDC by
U.S. Clinical Laboratories
2020-2021 Season
Week Total A Total B Percent Positive A Percent Positive B Total # Tested % Positive
20204019210.150.17121100.33
20204130280.20.18148270.39
20204227260.170.17150060.35
20204322210.130.12163420.26
20204424200.110.09204700.21
20204529230.110.08262800.19
20204630430.080.12343310.21
20204734550.080.14389020.22
20204819360.050.1340530.16
20204931650.070.15424710.22
20205025760.060.18412260.24
20205132780.070.19402980.27
20205234660.080.17378530.26
20205333730.080.18401800.26
20210126900.080.27324710.35
20210212110.050.05212440.1