Map of Simcoe Muskoka

Leading Causes

Leading Causes of Cancer Death

All Ages
  Males
  Females
Children & Youth
Adults

Cancer deaths data are derived from the Ontario Cancer Registry (OCR) operated by Cancer Care Ontario. The OCR contains information on Ontario residents who have died of all types of malignant cancers. Cancer sites were coded using the Third Edition of the International Classification of Diseases for Oncology (ICDO-3).

All Ages

Over the nine years between 2010 and 2018, there were 11,818 deaths from cancer among residents of Simcoe Muskoka (6,203 among males and 5,615 among females). The leading causes of cancer deaths are different for adult males and females so the data will be presented separately. The leading causes of cancer deaths for children and youth will be presented together for both sexes combined due to smaller numbers of cancer deaths.

Males

The number one cause of cancer deaths among Simcoe Muskoka males between 2010 and 2018 was lung cancer, which accounted for 25% of all cancer deaths over this period. This was followed by colorectal cancer and prostate cancer, which accounted for 12% and 11% respectively of all cancer deaths among Simcoe Muskoka males. Together these three cancers accounted for close to half of all cancer deaths among Simcoe Muskoka males.

The leading causes of cancer deaths among Ontario males over this same time period were quite similar to what was observed in Simcoe Muskoka.

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Females

The number one cause of cancer deaths among Simcoe Muskoka females between 2010 and 2018 was lung cancer, which accounted for 28% of all cancer deaths over this period. This was followed by breast cancer and colorectal cancer which accounted for 14% and 12% respectively of all cancer deaths among Simcoe Muskoka females. Together these three cancers accounted for more than half of all cancer deaths among Simcoe Muskoka females.

The leading causes of cancer deaths among Ontario females over this same period were quite similar to what was observed in Simcoe Muskoka; however, the proportion of lung cancer deaths were significantly higher among Simcoe Muskoka females when compared with the province overall.

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Children and Youth

Cancer deaths among children and youth is rare with approximately 2 deaths per 100,000 children and youth. In Simcoe Muskoka between 2010 and 2018, there were 20 cancer deaths among children and youth under 20 years of age. The leading cause of cancer death among Simcoe Muskoka children and youth were leukemia (7 deaths) and cancers of the brain and nervous system (7 deaths). These were the same leading causes of cancer death among Ontario children and youth over this same period.

Adults

In Simcoe Muskoka between 2010 and 2018, the leading causes of cancer deaths among adults (20 years and older) varied by sex and age group. Among younger adult males between the age of 20 and 44 years, colorectal cancer was the leading cause of cancer deaths followed by melanoma of the skin. Among adult males for all other age groups, lung cancer was the leading cause of cancer deaths followed by colorectal, prostate cancer and pancreatic cancer. Breast cancer was the leading cause of cancer deaths for young adult females between 20 and 44 years of age accounting for more than one-quarter of all cancer deaths in this age group. Lung cancer was the leading cause of cancer deaths for females 45 years of age and older. Other leading causes of cancer deaths for females included colorectal cancer and pancreatic cancer.

Leading Causes of Cancer Deaths, Simcoe Muskoka Adults, by Sex and Age Group, 2010 to 2018 (combined)

AGE
GROUP

MALES

FEMALES

#
CANCER DEATHS

TYPE OF CANCER
- % OF DEATHS
BY AGE GROUP

#
CANCER DEATHS

TYPE OF CANCER
- % OF DEATHS
BY AGE GROUP

20-44 years

86

Colon and Rectum - 10%

Melanoma of the Skin - 6%

122

Breast - 28%

Colon and Rectum - 11%

Lung and Bronchus - 9%

45-64 years

1,412

Lung and Bronchus - 25%

Colon and Rectum - 12%

Pancreas - 8%

Esophagus - 6%

1,282

Lung and Bronchus - 30%

Breast - 18%

Colon and Rectum - 8%

Ovary - 6%

65-74 years

1,753

Lung and Bronchus - 31%

Colon and Rectum - 11%

Pancreas - 7%

Prostate - 6%

1,453

Lung and Bronchus - 34%

Breast - 13%

Colon and Rectum - 9%

Pancreas - 6%

75+
years

2,942

Lung and Bronchus - 22%

Prostate - 17%

Colon and Rectum - 13%

Urinary Bladder - 6%

2,748

Lung and Bronchus - 24%

Colon and Rectum - 14%

Breast - 13%

Pancreas - 6%

Data source: Ontario Cancer Registry SEER*Stat Package - Release 12 - OCR (Mar. 2021). Population data source: Statistics Canada, Table 17-10-0005-01 Population estimates on July 1st, by age and sex. Database:  Ontario Cancer Mortality 1981-2018 (Dec20). Software: Surveillance Research Program, National Cancer Institute SEER*Stat software (www.seer.cancer.gov/seerstat) version 8.3.8.

Page last updated June 7, 2022