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 68,390 deaths, for the 52 weeks of year 2020 (all years of age). Expected deaths were 60,563. That is an increase of +7,827 deaths (+12.9%).
Massachusetts reported 63,746 deaths for the 52 weeks of year 2021 (all years of age). Expected deaths were 60,610. That is an increase of +3,136 deaths (+5.2%).
Year to date, Massachusetts reported 43,863 deaths for the 36 weeks of year 2022 (all years of age). Expected deaths were 42,137. That is an increase of +1,726 deaths (+4.1%).
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.