Clinical Documentation

LACE Readmission Risk Scale

This assessment identifies patients who are at risk for readmission or death within thirty days of discharge. It uses four parameters:

LACE scores range from 1 to 19:

Length of Stay
DaysScore
11
22
33
4-64
7-135
14+7
Acuity of admission
Score
If patient was admitted via the ED3
If patient was not admitted via the ED0
Comorbidities
Score
Previous MI1
Cerebrovascular disease1
Peripheral vascular disease1
Diabetes without complications1
Congestive heart failure2
Diabetes with end organ damage2
Chronic pulmonary disease2
Mild liver or renal disease2
Any tumor (including lymphoma or leukemia)2
Dementia3
Connective tissue disease3
AIDS4
Moderate or severe liver or renal disease4
Metastatic solid tumor6
Emergency department visits How many times the patient has visited an emergency department in the six months prior to admission (not including the emergency department visit immediately preceding the current admission) Score is this number or 4, whichever is smaller.
Calculation
Total
0-4Low probability of readmission or death within thirty days of discharge
5-9Moderate probability of readmission or death within thirty days of discharge
≥10High probability of readmission or death within thirty days of discharge

 

Here is the original publication of LACE: Derivation and validation of an index to predict early death or unplanned readmission after discharge from hospital to the community in CMAJ

Carl van Walraven, Irfan A. Dhalla, Chaim Bell, Edward Etchells, Ian G. Stiell, Kelly Zarnke, Peter C. Austin and Alan J. Forster, CMAJ April 06, 2010 182 (6) 551-557; DOI: https://doi.org/10.1503/cmaj.091117