LACE Index for Readmission
L length-of-stay band + A acute admission + C Charlson comorbidity band + E ED visits in prior 6 months; sum 0–19.
Calculator
How it works
LACE predicts 30-day death or unplanned readmission after hospital discharge using four administrative/clinical variables.
Limits
Derived in specific health systems; recalibrate thresholds locally. Does not replace clinician assessment of social support or medication reconciliation.
Educational tool only—not for diagnosis or treatment decisions.