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Table 2 Reportable gastrointestinal illnesses in Ontario by year, between 2007 and 2009

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

Reportable disease 2007 2008 2009 Total
  N1 Incidence /100,0002 N1 Incidence /100,0002 N1 Incidence /100,0002 N3 Mean annual incidence /100,0004
Amebiasis 814 6.4 761 5.9 559 4.3 2,134 5.5
Botulism NP NP NP NP NP NP 10 0.0
Campylobacteriosis 3,883 30.3 3,789 29.3 3,244 24.8 10,916 28.1
Cryptosporidiosis 406 3.2 335 2.6 307 2.3 1,048 2.7
Cyclosporiasis 95 0.7 103 0.8 143 1.1 341 0.9
Giardiasis 1,612 12.6 1,610 12.4 1,504 11.5 4,726 12.2
Hepatitis A 120 0.9 114 0.9 120 0.9 354 0.9
Listeriosis 39 0.3 95 0.7 55 0.4 189 0.5
Paratyphoid Fever 46 0.4 58 0.4 43 0.3 147 0.4
Salmonellosis 2,819 22.0 2,385 18.4 2,310 17.7 7,514 19.4
Shigellosis 234 1.8 239 1.8 254 1.9 727 1.9
Typhoid Fever 86 0.7 96 0.7 77 0.6 259 0.7
VTEC-illness 317 2.5 278 2.1 165 1.3 760 2.0
Yersiniosis 269 2.1 260 2.0 243 1.9 772 2.0
Total 10,746 84.0 10,125 78.3 9,026 69.1 29,897 77.1
  1. 1 - N: The total number of cases reported annually (including domestic, travel, and unknown).
  2. 2 – N (per year)/population of Ontario the same year.
  3. 3 – N: The number of cases reported over the three years (including domestic, travel, and unknown).
  4. 4 - (N (all three years)/3)/mean population of Ontario over the three years.
  5. NP - incidence not presented - incidence for Botulism <5 cases on average per year.