Influenza Positive Tests Reported to CDC by
U.S. Clinical Laboratories
2017-2018 Season
Week
Total A
Total B
Percent Positive A
Percent Positive B
Total # Tested
% Positive
201740
224
108
1.55
0.75
14395
2.3
201741
204
88
1.44
0.62
14116
2.06
201742
188
86
1.68
0.77
11136
2.46