Influenza Positive Tests Reported to CDC by
U.S. Clinical Laboratories
2019-2020 Season
Week
Total A
Total B
Percent Positive A
Percent Positive B
Total # Tested
% Positive
201940
178
375
0.85
1.8
20785
2.66
201941
202
485
0.88
2.12
22785
3.01
201942
164
298
0.77
1.4
21154
2.18
201943
141
287
0.79
1.61
17720
2.41