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Table 3 Reportable gastrointestinal illnesses in Ontario by travel, outbreak, hospitalization, and mortality, between 2007 and 2009

From: A descriptive study of reportable gastrointestinal illnesses in Ontario, Canada, from 2007 to 2009

Reportable disease % Travel-related1 Outbreaks2(n) % Outbreak-related3 % Hospitalized4 % Deceased5
Amebiasis 38.6% (31.9%-41.3%) 0 0.0% (0.0%-0.0%) 0.6% (0.4%-1.1%) 0.1% (0.0%-0.3%)
Botulism 0.0% (0.0%-0.0%) 0 0.0% (0.0%-0.0%) 60.0% (33.3%-100%) 0.0% (0.0%-0.0%)
Campylobacteriosis 20.4% (18.7%-21.2%) 10 0.7% (0.0%-1.1%) 3.4% (3.1%-3.8%) 0.1% (0.1%-0.2%)
Cryptosporidiosis 36.4% (35.7%-36.3%) 4 2.9% (0.0%-6.2%) 2.6% (2.2%-2.9%) 0.2% (0.0%-0.3%)
Cyclosporiasis 61.6% (59.6%-64.2%) 1 2.1% (0.0%-4.9%) 1.2% (1.0%-1.4%) 0.0% (0.0%-0.0%)
Giardiasis 39.0% (38.7%-39.4%) 5 0.4% (0.0%-0.9%) 1.0% (0.7%-1.2%) 0.2% (0.1%-0.4%)
Hepatitis A 46.7% (42.9%-50.6%) 2 1.4% (0.0%-2.5%) 20.9% (15.8%-25.4%) 0.6% (0.0%-1.7%)
Listeriosis 4.4% (3.4%-5.4%) 1 37.6% (0.0%-74.7%) 60.8% (48.7%-69.5%) 24.3% (16.4%-30.5%)
Paratyphoid Fever 85.1% (82.5%-90.0%) 0 0.0% (0.0%-0.0%) 22.4% (17.4%-27.9%) 0.0% (0.0%-0.0%)
Salmonellosis 21.3% (19.6%-23.1%) 32 6.1% (2.5%-11.4%) 6.9% (5.7%-7.9%) 0.6% (0.4%-0.7%)
Shigellosis 48.4% (48.0%-48.7%) 2 1.5% (0.0%-4.7%) 8.0% (6.7%-9.8%) 0.1% (0.0%-0.4%)
Typhoid Fever 87.1% (83.1%-92.6%) 0 0.0% (0.0%-0.0%) 44.4% (41.6%-48.8%) 0.0% (0.0%-0.0%)
VTEC-illness 7.8% (4.8%-13.8%) 18 22.6% (6.1%-34.2%) 21.4% (19.6%-23.0%) 0.4% (0.0%-1.8%)
Yersiniosis 18.3% (13.8%-24.7%) 0 0.0% (0.0%-0.0%) 4.0% (1.5%-5.8%) 0.1% (0.0%-0.4%)
Total 27.6% (26.6%-28.1%) 75 2.8% (1.1%-4.4%) 5.3% (5.0%-5.7%) 0.4% (0.3%-0.5%)
  1. 1 - The number of cases identified as travel-related, out of all cases with a defined travel status (i.e. excludes cases that were not followed up or could not be classified).
  2. 2 - The number of outbreaks.
  3. 3 - The number of outbreak related cases out of all cases, including travel, domestic and unknown (not followed up).
  4. 4 - The number of cases identified as being hospitalized out of the total number of reported cases.
  5. 5 - The number of cases identified as deceased out of the total number of reported cases.
  6. NP - incidence not presented - incidence for Botulism low, <5 cases on average per year.