Repeat fall-related emergency visits, among those identified as frail

Repeat fall-related emergency visits, among those identified as frail

Rate

N/A

Population with a fall-related emergency department visit in the observation period (index event, ICD10: W01,
W02, W03, W04, W05, W06, W07, W08, W09, W10, W11, W12, W13, W14, W15, W16, W17, W18, W19) and a
second fall-related ED visit within 365 days prior to the index event. Where multiple ED visits occur in the observation
period, the most recent ED visit is used as the index event.

The number of OHT attributed population age 66 years or older that were frail (see: https://rgps.on.ca/wp-content/
uploads/2019/08/PGLO-report-May15r.pdf [accessed Jan15, 2021] for frailty definition used by PGLO) defined
as:
• Having a history of dementia (see Jaakkimainen RL et al. (2016) Identification of physician-diagnosed Alzheimer’s
disease and related dementias in population-based administrative data: a validation study using family
physicians’ electronic medical records. Journal of Alzheimer’s Disease, 54: 337-349 for algorithm used), or
• Residents in a long-term care facility (based on having any record in CCRS in the last 5 years), or
• Receiving palliative care services (in the past 1 year) based on:
• DAD: ICD-10 codes that begin with Z515, patserv=58, prvserv or inserv=00121
• OHIP: feecodes that begin with A945, K023, G512, G511, B998,B997, K700, B966, B997, B998, G511,
C945, C945, C882, C982, E083 (following C982, C882, C122, C123, C124, C142, C143), B966 (billed with
B998/B996), K023, B400, C945, C982, G512, Q641)
• NACRS: prvserv or consultserv = 00121
• HCD: src_admission, service_rpc or src_discharge=95, residence_type=2000
• RAICA: b2c=1 or b4=12, or
• Having two or more of the following seven conditions identified in DAD or OHIP:
• Cognitive impairment, including dementia and delirium (ICD-10 codes F05X: F050, F051, F058, F059 and
ICD-9 codes 293)
• Incontinence (ICD-10: R32, R15),
• Falls (ICD-10: E9177, E9178, E9293, W01,W05-W19)
• Nutritional difficulties (ICD-10: R627, R634, R633, R630, F500, F501, R63, R636, R638,78322, 7833,
7839),
• Functional difficulties (ICD-10: R26, R262, M6250-9, M6281, L89X)
• Targeted health service utilization (OHIP specialty 07 with OHIP feecodes W770, W775, W795, A770,
A775, A795, C770, C775, C795, E071, E075, E077, E703, DAD patserv 77, OHIP location home with OHIP
feecodes B960-4, B966, B986, B987, B988, B990-8)
• Decline in general health status (2+ non-elective hospital admissions or unscheduled ED visits in the last year,
or malaise, fatigue/debility and/or cachexia diagnoses (ICD-10 R53, G933, R64, ICD-9: 795).

Model-based risk-adjusted via logistic regression using individual-level data, controlling for age (continuous) and sex

National Ambulatory Care Reporting System (NACRS), OHTAM (Ontario Health Teams Attribution Model), Registered Persons Database (RPDB)

Institute for Clinical Evaluative Sciences (ICES)

Ontario Health Team

Outcome

Aging

Patient-centred

National Ambulatory Care Reporting System (NACRS), OHTAM (Ontario Health Teams Attribution Model), Registered Persons Database (RPDB)