Importance Performance-measure risk adjustment is of great interest to hospital
stakeholders who face substantial financial penalties from readmissions pay-for-
performance (P4P) measures. Despite evidence of the association between social
determinants of health (SDH) and individual patient readmission risk, the effect of risk
adjusting for SDH on readmissions P4P penalties to hospitals is not well understood.
Objective To determine whether risk adjustment for commonly available SDH measures …