. 2015 Jun 8;187(10):725–733. doi: 10.1503/cmaj.150209

Table 4:

Summary of point-based models for predicting risk of death among hospital patients

Model/study	N (derivation)	Description of derivation cohort (recruitment period)	Cohort; C statistic
Model/study	N (derivation)	Description of derivation cohort (recruitment period)	Derivation	External validation
Silver Code⁵	5 457	Patients ≥ 75 yr admitted to medical ward from emergency department (2005)	0.66	–
SAFES⁶	870	Patients ≥ 75 yr admitted to medical ward from emergency department (2001–2002)	0.72	–
CARING⁷	435	All patients admitted to medical service (1999)	0.82	–
BISEP⁸	525	Patients ≥ 70 yr admitted to general medical service (1989–1990)	0.83	0.73⁹
SUPPORT¹⁰	9 105	Patients ≥ 18 yr with high-risk admission diagnoses (1989–1994)	–	–
Levine et al.¹¹	6 534	Patients ≥ 65 yr discharged from general medical service (1997–2001)	0.70	–
MPI¹²	838	Patients ≥ 65 yr admitted to geriatric unit (2004)	0.75	0.80–0.83¹³
				0.80¹⁵
				0.75¹⁶
				0.64¹⁷
				0.77¹⁸
HELP¹⁴	1 266	Patients ≥ 80 yr admitted ≥ 2 d for nonelective reasons (1993–1994)	0.74	–
Walter et al.¹⁹	1 495	Patients ≥ 70 yr discharged from general medical service (1993–1997)	0.75	0.72⁹
HOMR¹	319 531	All adults admitted to nonpsychiatric hospital services (2011)	0.92	0.89–0.92

Note: BISEP = Burden of Illness Score for Elderly Persons; CARING = cancer, admissions ≥ 2, residence in a nursing home, intensive care unit admission with multiorgan failure, ≥ 2 noncancer hospice guidelines; HELP = Hospitalized Elderly Longitudinal Project; HOMR = Hospital-patient One-year Mortality Risk; MPI = Multidimensional Prognostic Index; SAFES = Sujet Âgé Fragile – Évaluation Suivi (Frail Elderly Subject – Assessment Follow-up); SUPPORT = Study to Understand Prognoses and Preferences for Outcomes and Risks of Treatments.