Volume 14, Number 10—October 2008
Estimating Community Incidence of Salmonella, Campylobacter, and Shiga Toxin–producing Escherichia coli Infections, Australia
|Symptoms that predicted visiting a doctor and having stool tested (“predictor symptoms”) used to adjust calculations for severity of illness||Australian National Gastroenteritis Survey (NGS) conducted across Australia during 2001 and 2002 (9)|
|Probability of a case-patient in the community visiting a doctor||NGS|
|Probability of a case-patient seen by a doctor having stool tested||NGS and unpublished reports of 2 surveys of GP treatment and management practices for gastroenteritis in 2003/2004 and 2005 in 2 Australian states (10,11)|
|Probability of correctly identifying Salmonella and Campylobacter in stool samples by laboratories||Royal College of Pathologists Australasia, Quality Assurance Programs Pty Limited, Microbiology QAP Results, 2001 (12)|
|Probability of a positive result being reported to health authorities||Discussions with OzFoodNet epidemiologists|
|Symptom profiles for reported cases of salmonellosis||Unpublished case-control study data from the Hunter Public Health Unit, NSW Australia (1997–2000), and OzFoodNet sites (2000–2003)|
|Symptom profiles on reported cases of campylobacteriosis||Unpublished case control study data from the Hunter Public Health Unit, NSW Australia (1997–2000), and OzFoodNet sites (2000–2003)|
|Information on reported cases of STEC, and laboratory sensitivity of detecting STEC from fecal samples||Unpublished data from OzFoodNet study on STEC in South Australia, 2003–2005|
|Number of notifications of campylobacteriosis, salmonellosis, and STEC infection.||National Notifiable Diseases Surveillance System (13)|
|Australian midyear population for 2005||Australian Bureau of Statistics (14)|
*STEC, Shiga toxin–-producing Escherichia coli; GP, general practitioner; QAP, quality assurance program. Further details of how data were used are shown in the Technical Appendix
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