30-Day Readmission for Mental Health and Substance Use
Identifying Attributes
Care Settings
Country
Publishing Organisation
Type of Quality Indicator
IOM Quality Dimension
Domain
Defining Attributes
Definition
Risk-adjusted rate of readmission following discharge for mental health and substance use disorders.
Numerator
Cases within the denominator with a readmission for Mental Health and Substance Use disorders within 30 days of discharge after the index episode of care.
Denominator
Number of episodes of care for an Mental Health and Substance Use disorder discharged between April 1 and March 1 of the fiscal year.
Exclusions
Numerator: Medical assistance in dying Denominator: Records with an invalid health card number; Records with an invalid code for province issuing health card number; Records with a missing age; Records with an invalid admission date; Records with an invalid discharge date; Episodes with discharge as death; Cadaveric donor or stillbirth records.
Use of Risk Adjustment
Risk Adjustments
Logistic regression. Covariates: sex; age group; 2 or more previous admissions for any mental illness during the past 12 months; Discharged against medical advice; Psychiatric hospital (vs. general hospital).
Stratifications
Mental illness category: Substance abuse-related disorder, Schizophrenia, Mood disorder; Anxiety disorder; Personality disorder; Other disorder.
Data Attributes
Type of Data Collection
Data Collection Methods
Discharge Abstract Database, Hospital Morbidity Database, National Ambulatory Care Reporting System and Ontario Mental Health Reporting System.
Frequency of Data Collection
Frequency of Data Collection in Days
Reporting Methods
CIHI website and Web Tool: Health Indicators e-Publication.