Figure 2. Incidence rate ratios (IRR) for census tract-level factors included in the regression models for non-institutional cases (lighter green, on left) and non-institutional deaths (darker green, on right) by phase of the pandemic in Massachusetts (Phase 1: March-June 2020, Phase 2: October 2020 – February 2021). Non-institutional cases and deaths are defined as confirmed COVID-19 cases and deaths geolocated to an address not affiliated with a long-term care facility, prison, or shelter.