Fig. 1.

Adjusted* associations between neighborhood-level socioeconomic status and 30-day mortality (top) and readmission (bottom) for patients admitted with critical illness. *Adjustment covariates included age, sex, Medicare-Medicaid dual eligibility status, end-stage renal disease status, discharge year, the Elixhauser comorbiditity conditions, residence in a rural area, number of primary care providers per 100,000 persons, total number of specialists per 100,000 persons, hospital beds per 10,000 persons, distance to the nearest hospital in miles, number of beds of admitting hospital, teaching status of admitting hospital, and public vs. private ownership of admitting hospital