The total number of residents who have three or more specified CNS-active medications dispensed with an Long-Term Care flag on the index date which is defined as the resident’s last service date in the quarter.

Inclusions:

1. Specified medications include: antipsychotics, opioids, benzodiazepines (oral), and antidepressants (including Tri-Cyclic Antidepressants and trazadone).

The total number of residents in the cohort for the reporting period who are 66 years and older, 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. Age 65 or less on index date
2. Residents with palliative care in past six months
3. Residents new to their LTC home (less than 100 days in home)
4. Residents in a physician’s group with five or fewer residents within the LTC home (apply this exclusion ONLY when stratifying rates by physician)