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
20214038280.070.05494910.13
20214123290.050.06459840.11
20214226380.050.07482890.13
20214398330.190.06514030.25
202144123360.210.06564090.28
202145310360.490.05623270.55
202146682450.950.06715291.01
2021471260411.790.05700051.85
2021482348662.810.07835572.88
20214938344940.05956564.05
2021506459576.170.051046316.22
2021516798765.660.061200855.72
2021524329843.740.071155803.81