Majowicz SE, Musto J, Scallan E, Angulo FJ, Kirk M, O’Brien SJ, Jones TF, Fazil A, Hoekstra RM: International collaboration on enteric disease ‘burden of Illness’ studies: the global burden of nontyphoidal salmonella gastroenteritis. Clin Infect Dis. 2010, 50 (6): 882-9. 10.1086/650733.
Article
PubMed
Google Scholar
Newell DG, Koopmans M, Verhoef L, Duizer E, Aidara-Kane A, Sprong H, Opsteegh M, Langelaar M, Threfall J, Scheutz F, van der Giessen J, Kruse H: Food-borne diseases - the challenges of 20 years ago still persist while new ones continue to emerge. Int J Food Microbiol. 2010, 139 (Suppl 1): S3-15.
Article
PubMed
Google Scholar
Cardoen S, Van Huffel X, Berkvens D, Quoilin S, Ducoffre G, Saegerman C, Speybroeck N, Imberechts H, Herman L, Ducatelle R, Dierick K: Evidence-based semiquantitative methodology for prioritization of foodborne zoonoses. Foodborne Pathog Dis. 2009, 6 (9): 1083-96. 10.1089/fpd.2009.0291.
Article
CAS
PubMed
Google Scholar
Verge P, Cloeckaert A, Barrow P: Emergence of Salmonella epidemics: the problems related to Salmonella enterica serotype Enteritidis and multiple antibiotic resistance in other major serotypes. Vet Res. 2005, 26: 267-288.
Google Scholar
Weinberger M, Keller N: Recent trends in the epidemiology of non-typhoid Salmonella and antimicrobial resistance: the Israeli experience and worldwide review. Curr Opin Infect Dis. 2005, 18 (6): 513-21. 10.1097/01.qco.0000186851.33844.b2.
Article
PubMed
Google Scholar
Public Health Agency of Canada (PHAC): National Enteric Surveillance Program. Annual Summary of Laboratory Surveillance Data for Enteric Pathogens in Canada. 2009
Google Scholar
Ruzante JM, Majowicz SE, Fazil A, Davidson VJ: Hospitalization and deaths for select enteric illnesses and associated sequelae in Canada, 2001–2004. Epidemiol Infect. 2011, 139 (6): 937-45. 10.1017/S0950268810001883.
Article
CAS
PubMed
Google Scholar
Nesbitt A, Ravel A, Murray R, McCormick R, Savelli C, Finley R, Parmley J, Agunos A, Majowicz SE, Gilmour M: The Canadian integrated program for antimicrobial resistance surveillance public health partnership; the Canadian public health laboratory network: integrated surveillance and potential sources of salmonella enteritidis in human cases in Canada from 2003 to 2009. Epidemiol Infect. 2011, 14: 1-16.
Google Scholar
Voetsch AC, Poole C, Hedberg CW, Hoekstra RM, Ryder RW, Weber DJ, Angulo FJ: Analysis of the FoodNet case–control study of sporadic Salmonella serotype Enteritidis infections using persons infected with other Salmonella serotypes as the comparison group. Epidemiol Infect. 2009, 137 (3): 408-16. 10.1017/S0950268808000897.
Article
CAS
PubMed
Google Scholar
Kimura AC, Reddy V, Marcus R, Cieslak PR, Mohle-Boetani JC, Kassenborg HD, Segler SD, Hardnett FP, Barrett T, Swerdlow DL: Emerging infections program FoodNet working group: chicken consumption is a newly identified risk factor for sporadic salmonella enterica serotype enteritidis infections in the United States: a case–control study in FoodNet sites. Clin Infect Dis. 2004, 38 (Suppl 3): S244-52.
Article
PubMed
Google Scholar
Kuehn BM: Salmonella cases traced to egg producers: findings trigger recall of more than 500 million eggs. JAMA. 2010, 304 (12): 1316-10.1001/jama.2010.1330.
Article
CAS
PubMed
Google Scholar
Doorduyn Y, Van Den Brandhof WE, Van Duynhoven YT, Wannet WJ, Van Pelt W: Risk factors for Salmonella Enteritidis and Typhimurium (DT104 and non-DT104) infections in The Netherlands: predominant roles for raw eggs in Enteritidis and sandboxes in Typhimurium infections. Epidemiol Infect. 2006, 134 (3): 617-26. 10.1017/S0950268805005406.
Article
CAS
PubMed
Google Scholar
Medus C, Smith KE, Bender JB, Leano F, Hedberg CW: Salmonella infections in food workers identified through routine Public Health Surveillance in Minnesota: impact on outbreak recognition. J Food Prot. 2010, 73 (11): 2053-8.
PubMed
Google Scholar
Hedican E, Hooker C, Jenkins T, Medus C, Jawahir S, Leano F, Smith K: Restaurant Salmonella Enteritidis outbreak associated with an asymptomatic infected food worker. J Food Prot. 2009, 72 (11): 2332-6.
PubMed
Google Scholar
Beatty ME, Shevick G, Shupe-Ricksecker K, Bannister E, Tulu A, Lancaster K, Alexander N, Zellner DE, Lyszkowicz E, Braden CR: Large Salmonella Enteritidis outbreak with prolonged transmission attributed to an infected food handler, Texas, 2002. Epidemiol Infect. 2009, 137 (3): 417-27. 10.1017/S0950268808001362.
Article
CAS
PubMed
Google Scholar
Younus M, Wilkins MJ, Davies HD, Rahbar MH, Funk J, Nguyen C, Siddiqi AE, Cho S, Saeed AM: The role of exposures to animals and other risk factors in sporadic, non-typhoidal Salmonella infections in Michigan children. Zoonoses Public Health. 2010, 57 (7–8): 170-6.
Article
Google Scholar
Marcus R, Varma JK, Medus C, Boothe EJ, Anderson BJ, Crume T, Fullerton KE, Moore MR, White PL, Lyszkowicz E, Voetsch AC, Angulo FJ: Emerging Infections Program FoodNet Working Group: Re-assessment of risk factors for sporadic Salmonella serotype Enteritidis infections: a case–control study in five FoodNet Sites, 2002–2003. Epidemiol Infect. 2007, 135 (1): 84-92. 10.1017/S0950268806006558.
Article
CAS
PubMed
Google Scholar
Johnson LR, Gould LH, Dunn JR, Berkelman R: Mahon For The Foodnet Travel Working Group BE: Salmonella Infections Associated with International Travel: A Foodborne Diseases Active Surveillance Network (FoodNet) Study. Foodborne Pathog Dis. 2011, 8 (9): 1031-7. 10.1089/fpd.2011.0854.
Article
PubMed
Google Scholar
Tighe MK, Savage R, Vrbova L, Toolan M, Whitfield Y, Varga C, Lee B, Allen V, Maki A, Walton R, Johnson C, Dhar B, Ahmed R, Crowcroft NS, Middleton D: The epidemiology of travel-related Salmonella Enteritidis in Ontario, Canada, 2010–2011. BMC Public Health. 2012, 12 (1): 310-10.1186/1471-2458-12-310.
Article
PubMed
PubMed Central
Google Scholar
Domingues AR, Pires SM, Halasa T, Hald T: Source attribution of human salmonellosis using a meta-analysis of case–control studies of sporadic infections. Epidemiol Infect. 2012, 140 (6): 959-69. 10.1017/S0950268811002172.
Article
CAS
PubMed
Google Scholar
Majowicz SE, Horrocks J, Bocking K: Demographic determinants of acute gastrointestinal illness in Canada: a population study. BMC Public Health. 2007, 18 (7): 162-
Article
Google Scholar
Green CG, Krause DO, Wylie JL: Spatial analysis of Campylobacter infection in the Canadian province of Manitoba. Int J Health Geogr. 2006, 5: 2-10.1186/1476-072X-5-2.
Article
PubMed
PubMed Central
Google Scholar
Simonsen J, Frisch M, Ethelberg S: Socioeconomic risk factors for bacterial gastrointestinal infections. Epidemiology. 2008, 19 (2): 282-90. 10.1097/EDE.0b013e3181633c19.
Article
PubMed
Google Scholar
Broner S, Torner N, Dominguez A, Martínez A, Godoy P: The Working Group for the Study of Outbreaks of Acute Gastroenteritis in Catalonia: Sociodemographic inequalities and outbreaks of foodborne diseases: An ecologic study. Food Control. 2010, 21: 947-951. 10.1016/j.foodcont.2009.12.002.
Article
Google Scholar
Younus M, Hartwick E, Siddiqi AA, Wilkins M, Davies HD, Rahbar M, Funk J, Saeed M: The role of neighborhood level socioeconomic characteristics in Salmonella infections in Michigan (1997–2007): assessment using geographic information system. Int J Health Geogr. 2007, 6: 56-10.1186/1476-072X-6-56.
Article
PubMed
PubMed Central
Google Scholar
Leonard EK, Pearl DL, Finley RL, Janecko N, Peregrine AS, Reid-Smith RJ, Weese JS: Evaluation of pet-related management factors and the risk of Salmonella spp. carriage in pet dogs from volunteer households in Ontario (2005–2006). Zoonoses Public Health. 2011, 58 (2): 140-9. 10.1111/j.1863-2378.2009.01320.x.
Article
CAS
PubMed
Google Scholar
Reaser JK, Clark EE, Meyers NM: All creatures great and minute: a public policy primer for companion animal zoonoses. Zoonoses Public Health. 2008, 55 (8–10): 385-401.
CAS
PubMed
Google Scholar
Chang M, Groseclose SL, Zaidi AA, Braden CR: An ecological analysis of sociodemographic factors associated with the incidence of salmonellosis, shigellosis, and E. coli O157:H7 infections in US counties. Epidemiol Infect. 2009, 137 (6): 810-20. 10.1017/S0950268808001477.
Article
CAS
PubMed
Google Scholar
Varga C, Pearl DL, McEwen SA, Sargeant JM, Pollari F, Guerin MT: Incidence, distribution, seasonality, and demographic risk factors of Salmonella Enteritidis human infections in Ontario, Canada, 2007–2009. BMC Infect Dis. 2013, 13: 212-10.1186/1471-2334-13-212.
Article
PubMed
PubMed Central
Google Scholar
Ministry of Health and Long-Term Care: Infectious Diseases Protocol. Toronto: Queen’s Printer for Ontario. 2009, http://www.health.gov.on.ca/english/providers/program/pubhealth/oph_standards/ophs/infdispro.html,
Google Scholar
Health Protection and Promotion Act, R.S.O. 1990, http://www.e-laws.gov.on.ca/html/statutes/english/elaws_statutes_90h07_e.htm, , c. H.7,
Popoff MY, LeMinor L: Antigenic Formulas of the Salmonella Serovars. 1997, Pasteur Institute, Paris, France: World Health Organization Collaborating Centre for Reference and Research on Salmonella, 6
Google Scholar
Statistics Canada: 2006 Census Dictionary: Census Year. 2006, Ottawa, http://www12.statcan.gc.ca/census-recensement/2006/ref/dict/pdf/92-566-eng.pdf, . Catalogue no. 92-566-X,
Google Scholar
Jenks GF: The data model concept in statistical mapping. International Yearbook of Cartography, Volume 7. Edited by: Zurich FK. 1967, Zurich, Switzerland: Orell Fussli, 186-190.
Google Scholar
Kulldorff M and Information Management Services, Inc. SaTScanTM v9.1.1: Software for the spatial and space-time scan statistics. http://www.satscan.org,
Kulldorff M: A spatial scan test. Comm Statistics Theory Methods. 1997, 26 (6): 1487-1496.
Article
Google Scholar
Kulldorff M, Nagarwalla N: Spatial disease clusters: detection and inference. Stat Med. 1995, 14: 799-810. 10.1002/sim.4780140809.
Article
CAS
PubMed
Google Scholar
Dwass M: Modified randomization tests for nonparametric hypotheses. Ann Math Statist. 1957, 28: 181-187. 10.1214/aoms/1177707045.
Article
Google Scholar
Pfeiffer DU, Robinson TP, Stevenson M, Stevens KB, Rogers DJ, Clements ACA: Spatial Analysis in Epidemiology. 2008, New York: Oxford University Press
Book
Google Scholar
Lawson A: Statistical Methods in Spatial Epidemiology. 2006, John Wiley and Sons Ltd: Chichester, England
Book
Google Scholar
Dohoo I, Martin W, Stryhn H: Veterinary Epidemiology Research. 2009, Charlottetown, Prince Edward Island, Canada: AVC Inc.
Google Scholar
Cameron AC, Trivedi PK: Regression Analysis of Count Data. 1998, New York: Cambridge Press
Book
Google Scholar
Hilbe J: Negative Binomial Regression. 2007, Cambridge, England: Cambridge University Press
Book
Google Scholar
Griffith D: Spatial Autocorrelation: A Primer. 1987, Washington, D.C.: Association of American Geographers
Google Scholar
Lasser KE, Himmelstein DU, Woolhandler S: Access to care, health status, and health disparities in the United States and Canada: results of a cross-national population-based survey. Am J Public Health. 2006, 96: 1300-1307. 10.2105/AJPH.2004.059402.
Article
PubMed
PubMed Central
Google Scholar
King N, Lake R, Campbell D: Source attribution of nontyphoid salmonellosis in new zealand using outbreak surveillance data. J Food Prot. 2011, 74 (3): 438-45. 10.4315/0362-028X.JFP-10-323.
Article
PubMed
Google Scholar
Jones TF, Ingram LA, Cieslak PR, Vugia DJ, Tobin-D’Angelo M, Hurd S, Medus C, Cronquist A, Angulo FJ: Salmonellosis outcomes differ substantially by serotype. J Infect Dis. 2008, 198 (1): 109-14. 10.1086/588823.
Article
PubMed
Google Scholar
Koro ME, Anandan S, Quinlan JJ: Microbial quality of food available to populations of differing socioeconomic status. Am J Prev Med. 2010, 38 (5): 478-81. 10.1016/j.amepre.2010.01.017.
Article
PubMed
Google Scholar
Signs RJ, Darcey VL, Carney TA, Evans AA, Quinlan JJ: Retail food safety risks for populations of different races, ethnicities, and income levels. J Food Prot. 2011, 74 (10): 1717-23. 10.4315/0362-028X.JFP-11-059.
Article
PubMed
Google Scholar
Darcey VL, Quinlan JJ: Use of geographic information systems technology to track critical health code violations in retail facilities available to populations of different socioeconomic status and demographics. J Food Prot. 2011, 74 (9): 1524-30. 10.4315/0362-028X.JFP-11-101.
Article
PubMed
Google Scholar
Younus M, Wilkins MJ, Arshad MM, Rahbar MH, Saeed AM: Demographic risk factors and incidence of Salmonella enteritidis infection in Michigan. Foodborne Pathog Dis. 2006, 3 (3): 266-73. 10.1089/fpd.2006.3.266.
Article
PubMed
Google Scholar
Arshad MM, Wilkins MJ, Downes FP, Rahbar MH, Erskine RJ, Boulton ML, Saeed AM: A registry-based study on the association between human salmonellosis and routinely collected parameters in Michigan, 1995–2001. Foodborne Pathog Dis. 2007, 4 (1): 16-25. 10.1089/fpd.2006.48.
Article
PubMed
Google Scholar
Ekdahl K, de Jong B, Wollin R, Andersson Y: Travel-associated non-typhoidal salmonellosis: geographical and seasonal differences and serotype distribution. Clin Microbiol Infect. 2005, 11 (2): 138-144. 10.1111/j.1469-0691.2004.01045.x.
Article
CAS
PubMed
Google Scholar
Cellucci T, Seabrook JA, Chagla Y, Bannister SL, Salvadori MI: A 10-year retrospective review of Salmonella infections at the Children’s Hospital in London, Ontario. Can J Infect Dis Med Microbiol. 2010, 21 (2): 78-82.
PubMed
PubMed Central
Google Scholar
Patrick ME, Mahon BE, Zansky SM, Hurd S, Scallan E: Riding in shopping carts and exposure to raw meat and poultry products: prevalence of, and factors associated with, this risk factor for salmonella and campylobacter infection in children younger than 3 years. J Food Prot. 2010, 73 (6): 1097-100.
PubMed
Google Scholar
Ethelberg S, Olsen KE, Gerner-Smidt P, Mølbak K: Household outbreaks among culture-confirmed cases of bacterial gastrointestinal disease. Am J Epidemiol. 2004, 159 (4): 406-12. 10.1093/aje/kwh049.
Article
PubMed
Google Scholar
Sauteur PM, Relly C, Hug M, Wittenbrink MM, Berger C: Risk factors for invasive reptile-associated salmonellosis in children. Vector Borne Zoonotic Dis. 2013, 13 (6): 419-21. 10.1089/vbz.2012.1133.
Article
Google Scholar
Aiken AM, Lane C, Adak GK: Risk of Salmonella infection with exposure to reptiles in England, 2004–2007. Euro Surveill. 2010, 15 (22): 19581-
CAS
PubMed
Google Scholar
Statistics Canada: Canada’s Ethnocultural Mosaic, 2006 Census: Findings. 2006, Available at: https://www12.statcan.gc.ca/census-recensement/2006/as-sa/97-562/index-eng.cfm
Google Scholar
Thomas MK, Murray R, Flockhart L, Pintar K, Pollari F, Fazil A, Nesbitt A, Marshall B: Estimates of the Burden of Foodborne Illness in Canada for 30 Specified Pathogens and Unspecified Agents, Circa 2006. Foodborne Pathog Dis. 2013, 10 (7): 639-48. 10.1089/fpd.2012.1389.
Article
PubMed
PubMed Central
Google Scholar
Scallan E, Jones TF, Cronquist A, Thomas S, Frenzen P, Hoefer D, Medus C, Angulo FJ, FoodNet Working Group: Factors associated with seeking medical care and submitting a stool sample in estimating the burden of foodborne illness. Foodborne Pathog Dis. 2006, 3 (4): 432-8. 10.1089/fpd.2006.3.432.
Article
PubMed
Google Scholar
MacDougall L, Majowicz S, Doré K, Flint J, Thomas K, Kovacs S, Sockett P: Under-reporting of infectious gastrointestinal illness in British Columbia, Canada: who is counted in provincial communicable disease statistics?. Epidemiol Infect. 2008, 136 (2): 248-56.
Article
CAS
PubMed
Google Scholar
Morgenstern H: Ecologic studies in epidemiology: concepts, principles, and methods. Annu Rev Public Health. 1995, 16: 61-81. 10.1146/annurev.pu.16.050195.000425.
Article
CAS
PubMed
Google Scholar
Weisent J, Rohrbach B, Dunn JR, Odoi A: Detection of high risk campylobacteriosis clusters at three geographic levels. Geospat Health. 2011, 6 (1): 65-76.
Article
PubMed
Google Scholar
Armhein C: Searching for the elusive aggregation effect: evidence from statistical simulations. Environ Plan A. 1995, 27 (1): 105-119. 10.1068/a270105.
Article
Google Scholar