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
2019401361240.680.62198571.3
2019411461810.660.81221161.47
2019421721870.740.8231411.55
2019432013540.811.43246412.25
2019442215560.862.18254293.05
20194541410751.433.72288515.16
20194653515891.75.05314396.75
20194789825812.467.07364929.53
201948107627943.047.893539310.93
201949142534603.48.254190611.65
201950215450964.7911.344490016.14
201951368885586.815.775423522.57
2019525967112469.3617.646372127.01
202001561295558.714.826446923.52
2020026051784410.0813.066002723.14
2020037664793012.8513.35959926.16
2020049228845014.6713.436290028.1
20200511630928216.7413.366945730.1
20200610067686718.312.485498230.79