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
20214038280.070.05491770.13
20214122310.040.06457870.11
20214226380.050.07481730.13
20214398330.190.06513550.25
202144123360.210.06563730.28
202145309360.490.05623420.55
202146684450.940.06721641.01
2021471265391.780.05709361.83
2021482351672.780.07842702.86
2021493840493.970.05966454.02
2021506508616.110.051064556.17
2021516898785.60.061230805.66
20215257501084.040.071422694.11
2022013462682.340.041479382.38
2022022524721.980.051268622.04
2022032111722.020.061044362.09
2022041668461.940.05855452
2022051516412.240.06676182.3
2022061787422.810.06635772.87
2022072414583.910.09616754
2022082705294.510.04598944.56
2022093260405.690.06572065.76
2022103758766.540.13574506.67
2022114446527.640.08581867.73
2022124329317.430.05582137.48
2022133883598.130.12477058.26