Skip Ribbon Commands
Skip to main content
Ontario Investigation Tools (OITs) (Also known as Standardized Questionnaires)

Provincially standardized questionnaires have been developed in order to standardize information collected by public health investigators from cases of reportable disease in Ontario. The questionnaires are branded as the Ontario Investigation Tools (OITs),

Ontario Investigation Tools assist with:

  1. Identifying the source of the illness
  2. Identifying behavioural and social risk factors and exposures
  3. Case and contact management
  4. Case counselling
  5. Outbreak management
  6. Obtaining required data under the Health Protection and Promotion Act pertaining to the case 
  7. Facilitating documenting each case investigation. 

Amebiasis Investigation Tool.docxAmebiasis Investigation Tool27/06/2017
Botulism Infant Investigation Tool.docxBotulism Infant Investigation Tool27/06/2017
Botulism Investigation Tool.docxBotulism Investigation Tool09/08/2017
Campylobacter Investigation Tool.docxCampylobacter: Investigation Tool08/02/2018
Cholera Investigation Tool.docxCholera Investigation Tool27/06/2017
Cryptosporidiosis Investigation Tool.docxCryptosporidiosis Investigation Tool27/06/2017
Cyclosporiasis Investigation Tool.docxCyclosporiasis Investigation Tool12/07/2017
Food Poisoning Investigation Tool.docxFood Poisoning Investigation Tool28/06/2017
Giardiasis Investigation Tool.docxGiardiasis Investigation Tool27/06/2017
Hepatitis A Investigation Tool.docxHepatitis A Investigation Tool27/06/2017
Hepatitis_C_investigation_tool.docxHepatitis C case investigation tool30/01/2018
Investigation Tool Edits.xlsInvestigation Tool Edits09/03/2018
iPHIS_Case_Exposure_Form.docxiPHIS Case Exposure Form21/06/2017
iPHIS_Exposure_Reference_Chart.pdfiPHIS Exposure Reference Chart21/06/2017
Listeria Case Management Tool.docxListeria: Case Management Tool22/08/2017
Listeria iPHIS Mapping Tool Questionnaire.docxListeria: iPHIS Mapping Tool Questionnaire22/08/2017
Listeria PHAC Questionnaire.pdfListeria: PHAC Questionnaire22/08/2017
Lyme Disease Case Management Tool.docxLyme Disease Case Management Tool27/06/2017
Lyme_disease_Case_Management_Tool_Companion_Guide.pdfLyme Disease: Case Management Tool Companion Guide01/05/2015
Paralytic Shellfish Poisoning Investigation Tool.docxParalytic Shellfish Poisoning Investigation Tool27/06/2017
Paratyphoid Fever Investigation Tool.docxParatyphoid Fever Investigation Tool27/06/2017
Reportable Enteric Pathogens Companion Guide.docxReportable Enteric Pathogens Companion Guide27/06/2017
Appendix_2_Source_Attribution_Salmonella_2014.pdfSalmonella Appendix 2 - Source attribution of the common Salmonella serovars27/06/2017
Salmonellosis Investigation Tool.docxSalmonellosis Investigation Tool09/03/2018
Shigellosis Investigation Tool.docxShigellosis: Investigation Tool01/02/2018
Typhoid Fever Investigation Tool.docxTyphoid Fever Investigation Tool27/06/2017
VTEC Investigation Tool.docxVTEC Investigation Tool27/06/2017
Yersiniosis Investigation Tool.docxYersiniosis Investigation Tool09/08/2017

​ ​​​​​​​​​​​​​​​

Page last reviewed:  
Page last updated: 02/08/2017 4:23 PM
Uncontrolled print copy. Valid only on day of Print: [date]
Page updated on [date/time] 02/08/2017 4:23 PM
© , Ontario Agency for Health Protection and Promotion