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- Public Health Agency of Canada (PHAC)/Health Canada
- Canadian Food Inspection Agency (CFIA)
- World Health Organization (WHO)
- United States Centers for Disease Control and Prevention (US-CDC)
- United States Food and Drug Administration (US-FDA)
- European Center for Disease Prevention and Control (ECDC)
- This resource contains a list of acronyms referenced within the Toolkit and/or of interest to public health professionals working in enteric outbreak response.
- This Microsoft Word document provides an example of a typical agenda of an Assessment Call, as well as a template for taking meeting minutes.
- This Microsoft Word document provides an example of a typical agenda of an Teleconference Call, as well as a template for taking meeting minutes.
- This Microsoft Word document provides a suggested template for the content and layout of a Public health alert (PHA).
- This Microsoft Word document provides instructions and suggested formatting for creating chronologies for outbreak investigations.
- This Microsoft Powerpoint document provides formatting instructions for creating a visual timeline of events in an outbreak investigation, which documents cases over time, as well as key events and public health actions.
- This tool provides a list of online resources that may be used for outbreak identification and notification purposes, as well as journals that publish enteric outbreak investigation findings.
- This reference document provides details on the strength of the evidence for interpreting PFGE and MLVA results. These criteria are used to assess matches among human cases, and to assess matches between food isolates and human cases.
- This table in Microscoft Word summarizes case definitions used in a variety of enteric outbreaks.
- This repository contains questionnaires for various pathogens, to be used at various stages of an outbreak investigation, including hypothesis generation, refinement, and testing.
- This Microsoft Word document provides interview script examples for initiating and concluding case interviews.
- This Microsoft Excel-based tool is designed to be used as a template for foodborne outbreak investigation line lists. Once data has been entered, common descriptive statistics are automatically calculated. A data dictionary describing each data field in the line list is available in the final tab.
Toolkit outbreak response database*
- This Microsoft Access Database follows the layout and structure of the PHAC enteric hypothesis generating questionnaires. Users can enter data, export select fields to a Microsoft Excel line list to generate automatic food and risk exposure summary tables, and run custom queries.
*Due to the Government of Canada’s Standard on Web Accessibility, this tool cannot be posted, but it is available upon request. Please contact us at firstname.lastname@example.org to request a copy. Please let us know if you need support or an accessible format.
- This exercise shows how to make an epidemic curve in Microsoft Excel, where each case is represented by a single box using this data set.
- This exercise uses an outbreak line list to create PivotTables in Microsoft Excel and use them to extract information for descriptive epidemiological summaries and create epidemic curves.
- This Microsoft Word document provides a suggested template for the content and layout of an epidemiological summary.
- This Microsoft Word document provides a suggested template for the content and layout of an outbreak investigation report or final epidemiological summary.
- This Microsoft Excel document allows users to enter outbreak case food exposure numbers for 300 food items and automatically calculates binomial probabilities using two reference populations and flags exposures of interest for follow-up (Reference populations: CDC Population Survey Atlas of Exposures, 2006-2007 and Waterloo Region, Ontario Food Consumption Survey, November 2005 to March 2006).
- This PDF document provides an overview of the Outbreak Summaries application, its key features and benefits, and an example of how it can be used during an outbreak investigation.
- This guide introduces and describes the recommended data and questions to consider when assessing the weight of the epidemiological evidence for a specific food as the source of an outbreak.
- This epi assessment template was developed to assist investigators with the assessment of the epidemiological evidence.
- This Microsoft Word document provides a suggested template for the content and layout for communicating proposals to deactivate the coordination committee and declare the outbreak over.
- This Microsoft Word document can be used as a template for a typical coordination committee debrief teleconference.
- This resource contains a list of Canadian and International conferences of interest to public health professionals working in enteric outbreak response.
Public Health Agency of Canada (PHAC) / Health Canada
- This is the primary guidance document for multi-jurisdictional investigations of foodborne illness outbreaks in Canada; it is followed when cases are reported in more than one province or territory, or in Canada as well as another country, and when multiple agencies are involved.
- This PDF document prepared by PHAC is a summary of data submitted to NESP by provinicial/territorial public health laboratories in 2012. The report includes reference tables with a complete list of species and serotype data reported to NESP as well as phage type data.
- FoodNet Canada reports and publications provide information on the areas of greatest risk to human health to help direct food safety actions and programming as well as public health interventions, and to evaluate their effectiveness.
- The Canadian Integrated Program for Antimicrobial Resistance Surveillance (CIPARS) monitors trends in antimicrobial use and antimicrobial resistance in selected bacterial organisms from human, animal, and food sources across Canada.
- The CNDSS on-line database provides data on national notifiable diseases including the number and rates of reported cases, data limitations, and disease descriptions.
- This searchable database contains the case definitions for all notifiable diseases in each of the provinces and territories.
- This series of four videos provides an overview of how PHAC responds to large outbreaks of foodborne illness. The first video provides an overview, the second and third explain how investigation into the source of the illnesses unfolds, and the fourth provides advice on how to reduce the risk of foodborne illness.
- This food frequency study by Nesbitt et. al. was conducted in Waterloo, Ontario in 2005-2006. The study collected 7-day food consumption data from 2,332 Canadians.
- Foodbook is a population-based telephone survey that was conducted in all Canadian provinces and territories. It provides essential data on food, animal and water exposure which is used by the Agency, as well as other federal, provincial, and territorial (F/P/T) partners to understand, respond to, control and prevent enteric illness in Canada.
- The document describes factors to consider and provides guidance on how much weight to assign when evaluating evidence obtained from the microbiological, epidemiological and food safety investigations.
- The National Collaborating Centre for Methods and Tools (NCCMT) is one of six National Collaborating Centres for Public Health in Canada. This Registry’s inventory of methods and tools supports the planning, doing and evaluating of public health policies and practices across all four types of knowledge translation activities.
Canadian Food Inspection Agency (CFIA)
- This infographic prepared by the CFIA includes information on symptoms, onset time, transmission, potential sources, and preventative measures for ten foodborne pathogens.
- This CFIA webpage provides an overview of the five step process to investigate and recall product in Canada including the triggers for investigation, the food safety investigation, the health risk assessment, the recall process and follow-up activities.
- This webpage provides links to various CFIA activities and resources related to food safety such as the Hazard Analysis Critical Control Point (HACCP), meat and poultry inspection, food complaints, food safety investigations, and food recalls.
- This resource provides information on the restaurant and food service inspections carried out in local/regional jurisdictions by province/territory.
World Health Organization
- This WHO document provides guidance for anyone who may be involved in the investigation and control of foodborne disease outbreaks.
- This reference document prepared for the WHO Collaborating Centre for Reference and Research on Salmonella outlines the taxonomy and nomenclature of Salmonella and includes an alphabetic list of names given to serovars with their antigenic formulae.
United States Centers for Disease Control and Prevention (US-CDC)
- This TB interviewing module is a self-study tool for contact investigation. This resource offers guidance on communicating clearly with patients under different circumstances and is intended for both new and experienced TB interviewers.
- Epi Info™ is a public domain suite of software tools designed for public health practitioners and researchers. It provides for data entry form and database construction and data analyses with epidemiologic statistics, maps, and graphs for public health professionals who may lack an information technology background.
- NORS allows users to search and download data on foodborne disease outbreaks reported to CDC from 1971 through 2018. The database is updated periodically as new data are available. Search fields include year, state, location of consumption, and etiology (genus only). The downloaded database includes additional fields–total illnesses, hospitalizations, and deaths; and food vehicle and contaminated ingredient.
- This study by CDC was conducted in 10 U.S. states in 2018-2019. The study asked 38,743 respondents about their exposure to a comprehensive list of foods as well as animal exposure.
- The Foodborne Diseases Active Surveillance Network (FoodNet) Annual Reports are summaries of information collected through active surveillance of nine pathogens.
United States Food and Drug Administration (US-FDA)
- The second edition of the Bad Bug Book, published by the Center for Food Safety and Applied Nutrition, of the Food and Drug Administration (FDA), U.S. Department of Health and Human Services, provides current information about the major known agents that cause foodborne illness. The information provided in this handbook is not intended to be a comprehensive scientific or clinical reference, rather, it is abbreviated and general in nature, and is intended for practical use.
- This PDF document provides a quick summary chart on foodborne illnesses, organisms involved, symptom onset times, signs and symptoms to expect, and food sources.
European Center for Disease Prevention and Control (ECDC)
- This Toolkit provides investigators with a series of tools that can be useful during investigations of food and waterborne disease outbreaks.
- FEM Wiki is an open information sharing platform for public health experts, hosted and funded by ECDC. FEM Wiki works by sharing knowledge and experience in field epidemiology. If you work in public health and have experience in field epidemiology, then you can make relevant contributions to the texts and discussions.
- This PDF document includes a table summarizing examples of case definitions from published food- and waterborne outbreaks.
- The CIFOR Guidelines for Foodborne Disease Outbreak Response describe the overall approach to foodborne disease outbreaks, including preparation, detection, investigation, control, and follow-up.
- This webpage provides a series of templates and tools for use in acute gastroenteritis outbreaks. Most of the templates can be modified by users in order to meet the needs of specific outbreaks.
- This video explains the 10 cardinal rules of effective interviewing. The longer version contains more background and is very helpful for understanding outbreak investigation interviewing. The shorter 9-minute version is useful as a quick introduction to interviewers, for times when it is important to get on the phones as quickly as possible.
- Epidata software is a free and open source software created for epidemiologists with two components, EpiData Entry and EpiData Analysis. EpiData Entry is primarily used for simple data entry and data documentation. EpiData Analysis performs basic statistical analysis, graphs and comprehensive data management.
- This database provides summaries of food and water related outbreaks caused by various enteric pathogens dating back to 1984.
- This search tool searches for numerical data on the web presented as graphs, tables and charts. It is a useful tool for searching for outbreak and other scientific data.
- OpenEpi is a free and open source software for epidemiologic statistics. It provides statistics for counts and measurements such as stratified analysis with exact confidence limits, matched pair and person-time analysis, sample size and power calculations, random numbers, sensitivity, specificity and other evaluation statistics, R x C tables, chi-square for dose-response, and links to other useful sites.
- The Statistical Tool Syntax Locator (StatTool) is a free and open source software developed by Public Health Ontario and is based on the table “What statistical analysis should I use?” developed by the University of California, Los Angeles (UCLA) Statistical Consulting Group. StatTool helps you choose a statistical test and provides syntax information in the software of your choice as an aid for analysis and reporting. It is intended for epidemiologists, analysts, and researchers performing statistical analysis and research.
- EpiSheet is a free and open source software written and developed by Dr. Kenneth Rothman. It is a downloadable Microsoft Excel spreadsheet used for analyzing epidemiologic data and is meant to support epidemiologists, analysts, and statisticians in their analytical work.
- R is a language and environment for statistical computing and graphics. It is free and open source.
- RStudio is an integrated development environment (IDE) for R. It includes a console, syntax-highlighting editor that supports direct code execution, as well as tools for plotting, history, debugging and workspace management. RStudio is available in open source and commercial editions.
- Food Traceability For Dummies, Carlisle Technology Edition, is a free PDF book for food producers and processors to show what food traceability is, how it works, and how companies can add traceability to internal plant processes.
- This template developed by Dr. Melanie Barwick at the Hospital for Sick Children provides a series of steps and checklists to consider when creating a KT plan such as identifying partners and users, strategies, evaluation, and implementation. Barwick, M. (2008, 2013). Knowledge Translation Planning Template. Ontario: The Hospital for Sick Children.