All-Cause Hospital Readmissions Within 30 Days

Identifying Attributes

Care Settings
Care Transitions
Country
United States of America
Publishing Organisation
Centers for Medicare & Medicaid Services (CMS): Independence at Home (IAH) Demonstration
Type of Quality Indicator
Outcome
IOM Quality Dimension
Effectiveness
Domain
Hospitalisation

Defining Attributes

Definition

Indirectly standardised ratio of all-cause hospital readmissions within 30 days.

Numerator

Observed unplanned readmissions to acute care hospitals within 30 days following discharge from the hospital for an index admission.

Denominator

Expected (risk-adjusted) readmissions to acute care hospitals within 30 days following discharge from the hospital for an index admission.

Exclusions

Index admissions exclude patients dying during a stay; patients discharged against medical advice; patients with medical treatment of cancer; patients treated for psychiatric disease; patients treated for rehabilitation care, fitting of prostheses and adjustment devices; patients discharged to another acute hospital; and patients without 30 days of post-discharge data.

Use of Risk Adjustment
Yes
Risk Adjustments
Stratifications

Collection and Reporting Attributes

Type of Data Collection
Administrative data
Data Collection Methods

Claims Data

Frequency of Data Collection
Frequency of Data Collection in Days
Reporting Methods

Not on CMS Care Compare

Reporting Frequency
Reporting Frequency in Days
Indicator Has Recommended Targets
No

Source and Reference Attributes

Technical Specifications
Link to Measurement Tools
Quality Indicator Confirmed to be Part of a Program Used to Monitor Quality and Safety of Care Among Older People at a Population-Level between 2012-2022
No
Assessed by the Australian Consortium for Aged Care Collaborators as Generally Containing Good Properties (Importance and Scientific Acceptability)
No
Australian Consortium for Aged Care Endorsed
No
Can the Quality Indicator be Readily Implemented at a Population Level in Australia Given its Current Data Landscape?
Implementation of this quality indicator was not assessed.
Identified by PHARMA-Care Project
No
Upload Date
31 March 2026