Map of Simcoe Muskoka

Chronic Diseases

Ischemic Heart Disease (IHD) Hospitalization

Overall
By Sex
By Age Group
By Income

Overall

Ischaemic Heart Disease or IHD is characterized by a reduction in blood supplied to the heart caused by disease of the blood vessels supplying the heart muscle. The most common forms of IHD which result in hospitalizations are myocardial infarction (heart attack), atherosclerosis (hardening of the arteries) and angina pectoris (chest pain). Diseases of the circulatory system, including IHD, were the leading cause of hospitalizations in Simcoe Muskoka in 2017. IHD accounted for more than one-third of all circulatory system disease related hospitalizations during this period of time.

The age-standardized hospitalization rate for IHD in Simcoe Muskoka for all ages and sexes in 2017 was 353 ( 338.5, 367.4) hospitalizations per 100,000 population, which was significantly higher than the Ontario rate of 301 ( 298.6, 304.1 ) hospitalizations per 100,000 population. The standardized morbidity ratio ( SMR ) for IHD hospitalizations in Simcoe Muskoka compared with Ontario was 1.16 ( 1.12, 1.21 ), which means that there was a 16 per cent greater IHD hospitalization experience in Simcoe Muskoka relative to Ontario in 2017.

The IHD hospitalization rates in both Simcoe Muskoka and Ontario declined significantly over the period from 2003 to 2017, with an average decrease in the rates of approximately five per cent per year; however, the pace of this decline has slowed since 2009. The rates in Simcoe Muskoka were significantly higher than the provincial rates each year over this 15-year time period.

120228IHDHospRateTREND

By Sex

In 2017, the age-standardized IHD hospitalization rate among Simcoe Muskoka males was 483 (458.6, 507.7) hospitalizations per 100,000, which was more than twice the female rate of 229 (213.5, 245.3) hospitalizations per 100,000. The IHD hospitalization rates for Ontario were significantly lower than the Simcoe Muskoka rates for both males and females in 2017. The IHD hospitalization rates for males and females in Simcoe Muskoka decreased significantly over the 15-year period between 2003 and 2017, with rates dropping most rapidly between 2003 and 2009 for both sexes.

120228IHDHospRateTRENDbySEX

By Age Group

Hospitalizations for IHD increase significantly with age. The age-specific rate for IHD hospitalizations between 2013 and 2017 (combined) in Simcoe Muskoka was highest among those 75 years and older at 1917 (1859, 1977) hospital discharges per 100,000 population (75+). The age-specific IHD Hospitalization rates in Simcoe Muskoka were significantly higher than their respective provincial rates for all age groups among adults 20 years of age and older.

120228IHDHospbyAgeandSexBAR

By Income

For the time period from 2011 to 2016 (combined), Simcoe Muskoka residents living in areas with the highest prevalence of low-income had significantly higher rates of IHD hospitalizations when compared with all other low-income areas.

161222IHDHospbyIncomeBAR