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Volume 30, Number 8—August 2024
Research
Wastewater Surveillance to Confirm Differences in Influenza A Infection between Michigan, USA, and Ontario, Canada, September 2022–March 2023
Figure
![Influenza-associated hospitalization rates and aggregate population-weighted wastewater concentrations for influenza A virus, by epidemiologic week, in Windsor-Essex, Ontario, Canada, and Detroit, Michigan, USA, September 2022–March 2023. The population-weighted PMMoV normalized IAV concentration (lines) is superimposed over the rate of influenza-related hospitalizations (bars). DTW, Detroit wastewater; IAV, influenza A virus; PMMoV, pepper mild mottle virus; WEC, Windsor-Essex County wastewater.](/eid/images/24-0225-F1.jpg)
Figure. Influenza-associated hospitalization rates and aggregate population-weighted wastewater concentrations for influenza A virus, by epidemiologic week, in Windsor-Essex, Ontario, Canada, and Detroit, Michigan, USA, September 2022–March 2023. The population-weighted PMMoV normalized IAV concentration (lines) is superimposed over the rate of influenza-related hospitalizations (bars). DTW, Detroit wastewater; IAV, influenza A virus; PMMoV, pepper mild mottle virus; WEC, Windsor-Essex County wastewater.
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