Weekly Cumulative All-Cause Mortality by Calendar Year
These charts shows the weekly cumulative excess deaths by calendar year from all-causes for the United States and its states over time.
Massachusetts reported 54,098 deaths, for the 52 weeks of year 2020 (65+ years of age). Expected deaths were 46,509. That is an increase of +7,589 deaths (+16.3%).
Massachusetts reported 49,156 deaths for the 52 weeks of year 2021 (65+ years of age). Expected deaths were 46,707. That is an increase of +2,449 deaths (+5.2%).
Massachusetts reported 49,991 deaths for the 52 weeks of year 2022 (65+ years of age). Expected deaths were 46,860. That is an increase of +3,131 deaths (+6.7%).
Year to date, Massachusetts reported 33,886 deaths for the 37 weeks of year 2023 (65+ years of age). Expected deaths were 33,460. That is an increase of +426 deaths (+1.3%).
These are raw undadjusted numbers as reported by CDC. Excess is calculated by substracting deaths from the baseline. The baseline is calculated as the pre-pandemic average of 2015-2019 adjusted for the linear trend (linear regression). Striked out series can be toggled by clicking on the legend. USMortality uses a projection algorithm to account for the delay in reporting based on up to 8 weeks of previous reports. The figures, are not suitable forcomparison between states, as they do not normalize for differences in population size and age structure.