Key Messages
Hospital Admission Trends Over Time
Hospital Admissions by Age and Sex
Hospital Admissions and Marginalization
Emergency Department Visit Trends Over Time
Emergency Department Visits by Age and Sex
Emergency Department Visits and Marginalization
Reasons for Admission or Visit
Technical Notes
Key Messages

Hospital Admissions by Age and Sex
- There was a significantly higher age-standardized rate of personality disorder-related hospital admissions among females, with 20 (17.6, 22.6) admissions per 100,000 females, compared to 7 (6.0, 9.0) admissions per 100,000 males for 2014 to 2018 (combined).
- Adults aged 20 to 44 years had the highest age-specific rate of personality disorder-related hospital admissions, with 23 (19.6, 26.1) admissions per 100,000 persons in Simcoe Muskoka.
- The pattern of age and sex-specific rates across Ontario were similar to the rates in Simcoe Muskoka.


Hospital Admissions by Marginalization
- There were five times as many hospital admissions for personality disorders among people living in areas with the highest level of material deprivation, compared to people living in areas with the lowest level of material deprivation.
- From 2014 to 2018, there were 26 (20.4, 31.8) personality disorder-related hospital admissions per 100,000 people who live in areas with the highest levels of material deprivation.

Emergency Department Visits Trends Over Time
- The number of personality disorder-related emergency department visits in Simcoe Muskoka residents more than doubled from around 64 in 2011 to 164 in 2018.
- The age-standardized rate for personality disorder-related emergency department visits increased from 13 (9.9, 16.5) visits per 100,000 persons in 2011 to 31 (26.4, 36.0) visits per 100,000 in 2018 among Simcoe Muskoka residents.
- This was significantly lower than the provincial rate of 41 (40.0, 42.1) personality disorder-related emergency department visits per 100,000 persons in 2018.

Emergency Department Visits by Age and Sex
- There was a significantly higher age-standardized rate of emergency department visits related to personality disorders among females, with 39 (35.2, 42.2) visits per 100,000 females, compared to 15 (13.3, 17.6) visits per 100,000 males in Simcoe Muskoka.
- Adults aged 20-44 had significantly higher rates of emergency department visits related to personality disorder, with an age-specific rate of 45 (41.0, 50.2) visits per 100,000 persons in Simcoe Muskoka, and 63 (61.6, 63.7) visits per 100,000 persons in Ontario.
- There was a wider gap in age-specific rates of personality disorder-related emergency department visits in Ontario compared to Simcoe Muskoka.


Emergency Department Visits and Marginalization
The age-standardized rate of personality disorder-related emergency department visits was four times higher among those living in the most deprived areas with 12 (8.6, 17.2) visits per 100,000 population in Simcoe Muskoka compared to those living in the least deprived areas with 61 (52.6, 70.1) visits per 100,000 population.
Reasons for Admission or Visit
- The most common diagnosis among personality disorder-related hospital admissions and emergency department visits was for borderline personality disorder.
Technical Notes
Personality disorders are characterised by a lack of healthy adaptability and coping mechanisms for responding to stressful situations. There are three main clusters of personality disorders: paranoid, schizoid and schizotypal personality disorders; impulsive personality disorders; and anxious personality disorders.
The specific diagnostic codes used to identify personality disorder-related hospital admissions and emergency department visits are presented on the OMHRS data source page.
Further Reading
For more information on personality disorders, see:
Page Last Modified: October 2, 2020.