The Social Vulnerability Index, COVID-19 vaccines, and why it makes some Republicans mad
Group Quarters A formula then weighs that data to give each county (or census tract) a score to indicate how socially vulnerable it is—with 0 being the lowest (least vulnerable) possible score, and 1 the highest. Credit Michigan Department of Health and Human Services This formula isn’t something Michigan created or uses on its own. Nor is it the sole factor the state uses for vaccine allocation. The state also takes into account population size, and the percentage of a population that serves so-called priority groups—groups the state has designated as “first in line” to get the COV...