Map of Simcoe Muskoka

Mental Health

Schizophrenia and Psychotic Disorders

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

  • From 2011 to 2018 there was as significant increase in the rate of emergency department visits related to schizophrenia and other psychotic disorders among Simcoe Muskoka residents, but no change in hospital admission rate.
  • Twice as many males were admitted to hospital or visited the emergency department related to psychotic disorders than females.
  • Adults aged 20-44 and people living in areas with higher levels of deprivation had higher rates of hospital admission and emergency department visits related to psychotic disorders.

Hospital Admission Trends Over Time

  • In 2018, the age-standardized rate of schizophrenia and other psychotic disorder-related hospital admissions was 93 (85.3, 101.7) per 100,000 persons in Simcoe Muskoka.
  • This is not significantly different than the provincial rate of 99 (97.8, 101.1) admissions per 100,000 persons.
  • From 2011 to 2018, there were an average of 530 psychotic disorder-related hospital admissions per year among Simcoe Muskoka, this did not change significantly over time.

MHPsyc_Hosp_AgeStd2011to2015_20180326

Hospital Admissions by Age and Sex

  • Males had twice the rate of psychotic disorder-related hospital admissions in Simcoe Muskoka. For 2014 to 2018, combined, there was an age-standardize rate of 130 (123.6, 135.9) admissions per 100,000 males, compared to 65 (60.8, 69.5) admissions per 100,000 females.
  • Adults aged 20 to 44 the highest age-specific rate of psychotic disorder-related hospital admissions in Simcoe Muskoka, with 170 (161.3, 178.9) admissions per 100,000 persons in Simcoe Muskoka.
  • The lowest rate was observed among children and youths under 20 years, with 26 (22.6, 30.9) admissions per 100,000 persons.
  • This is logical, given that schizophrenia and other personality disorders are typically first diagnosed between the ages of 16 and 30.
  • The pattern of age and sex-specific rates across Ontario were similar to the rates in Simcoe Muskoka.

MIPersonality_Hosp_AgeStdbySex

MHPsyc_Hosp_AgeSpec_20180326

Hospital Admissions by Marginalization

  • Hospital admissions for psychotic disorders were highest among people living in areas with the highest level of material deprivation.
  • From 2014 to 2018, there were 243 (226.9, 260.7) psychotic disorder-related hospital admissions per 100,000 people who live in areas with the highest levels of material deprivation.
  • This was four times higher than the rate of 62 (53.5, 72.6) admissions per 100,000 people living in areas with the lowest level of material deprivation.

MIPsychotic_Hosp_AgeStdbyQuint

Emergency Department Visits Trends Over Time

  • From 2011 to 2018, there were an average of 740 emergency department visits each year related to schizophrenia and other psychotic disorders.
  • The age-standardized rate for psychotic disorder-related emergency department visits increased from 120 (110.2, 129.7) visits per 100,000 persons in 2011 to 163 (152.6, 174.3) visits per 100,000 in 2018 among Simcoe Muskoka residents.
  • This was significantly lower than the provincial rate with 211 (208.8, 203.6) psychotic disorder-related emergency department visits per 100,000 persons in 2018.

MHPsyc_ED_AgeStd2011to2015_20180326

Emergency Department Visits by Age and Sex

  • Psychotic disorder-related emergency department visits were twice as common among males as they were among females.
  • From 2014 to 2018 (combined) there was an age-standardized rate of 194 (186.3, 201.4) per 100,000 males compared to 98 (92.6, 103.3) per 100,000 among females in Simcoe Muskoka.
  • Adults aged 20-44 had significantly higher rates of emergency department visits related to psychotic disorder, with an age-specific rate of 267 (255.7, 277.8) visits per 100,000 persons in Simcoe Muskoka, and 344 (341.7, 346.5) visits per 100,000 persons in Ontario.
  • The lowest rates were among those under 20, with 47 (41.3, 52.3) visits per 100,000 persons in Simcoe Muskoka. This aligns with schizophrenia more commonly being diagnosed in those aged 16 – 30.

MHPsyc_ED_AgeStdbyGender_20180326

MHPsyc_ED_AgeSpec_20180326

Emergency Department Visits and Marginalization

  • People who lived in the most deprived areas had significantly higher age-standardized rate of psychotic disorder-related emergency department visits.
  • From 2014 to 2018 (combined) there were 370 (349.7, 391.5) visits per 100,000 among people living in the most deprived areas, compared to 91 (80.0, 102.7) visits among those living in the least deprived areas.

MIPsychotic_ED_AgeStdbyQuint

Reasons for Admission or Visit

  • The most common diagnoses among schizophrenia and other psychotic disorder-related hospital admissions and emergency department visits were for paranoid type or unspecified schizophrenia.

Technical Notes

Psychotic disorders affect how people perceive reality and can create challenges in day-to-day life. Symptoms of psychotic disorders can include hallucinations and delusions. The most commonly diagnosed psychotic disorders are schizophrenia and schizoaffective disorders. People with schizophrenia may seem like they’ve lost touch with reality. The causes of schizophrenia and other psychotic disorders are unclear. Initial diagnosis of schizophrenia typically occurs between 16 and 30 years.

The specific diagnostic codes used to identify schizophrenia and other psychotic disorder-related hospital admissions and emergency department visits are presented on the OMHRS data source page.

Further Reading

For more information on schizophrenia and other psychotic disorders, see:

Page Last Modified: October 2, 2020.