The total number of residents with dementia without psychosis, who had at least one record for an antipsychotic drug dispensed with an Long-Term Care flag in the 90 days prior to and including the index date which is defined as a resident’s last service date in the quarter.

Inclusions:

1. Includes residents with at least one antipsychotic medication dispensed in the reporting period.

2. Medication must be dispensed in Long-Term Care (i.e. have the Long-Term Care flag in the data)

The total number of residents in the cohort for the reporting period who are aged 66 years and older, who were diagnosed with dementia, without psychosis, were not new to the Long-Term Care home, and were not in palliative care.

Cohort Inclusions:

1. To be included in the OHIP/ODB cohort a resident must have any combination of two records from the Ontario Health Insurance Plan or Ontario Drug Benefit databases.  The OHIP records are for services provided in LTC; the ODB claims must have the LTC flag.
2. Valid ICES key number.
3. Ontario Resident at index date.
4. Adults aged less than 115 years at index date.
5. Death date less than seven days before index date.
6. Institute type must be a nursing home (NH) or home for the aged (HF)
7. Resident must be linked to a physician referred to as Most Responsible Physician.

Exclusions:        

1. Diagnosis of psychosis in the preceding 5 years
2. No diagnosis of dementia in the preceding 5 years
3. Age 65 or less on index date
4. Residents with palliative care in past six months
5. Residents new to their LTC home (less than 100 days in home)

Residents in a physician’s group with five or fewer residents within the LTC home (apply this exclusion ONLY when stratifying rates by physician)