Influenza Positive Tests Reported to CDC by
U.S. Clinical Laboratories
2021-2022 Season
Week
Total A
Total B
Percent Positive A
Percent Positive B
Total # Tested
% Positive
202140
34
27
0.08
0.06
40685
0.14
202141
17
19
0.05
0.06
28629
0.12