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
36
28
0.08
0.06
43889
0.14
202141
22
29
0.05
0.07
39284
0.12
202142
21
30
0.05
0.07
40145
0.12
202143
34
18
0.1
0.05
32943
0.15