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| Rivi 31: | Rivi 31: | ||
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| Rotavirus | | Rotavirus | ||
| <ref>Teunis | | <ref>Teunis, P. F. M. and Havelaar, A. (2000). "The beta Poisson dose‐response model is not a single hit model."Risk Analysis 20(4): 511‐518. </ref> | ||
|---- | |---- | ||
| Norovirus | | Norovirus | ||
Versio 13. marraskuuta 2014 kello 06.44
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Kysymys
Mitkä ovat juomaveden patogeenien annosvasteet?
Vastaus
Perustelut
Data
| Pathogen | Referenssi |
| Kampylobakteeri | [1] |
| Rotavirus | [2] |
| Norovirus | [3] |
| Cryptosporidium | [4] |
| Giardia | [5] |
| E.coli O157:H7 | [6] |
| Obs | Patogeeni | Function type | Function | Rname | Unit | Param1 | Param2 |
|---|---|---|---|---|---|---|---|
| 1 | Kampylobakteeri | Beta Poisson approximation | 1-(1+Dose/Param2)^-Param1 | f.beta.poisson.approx | Ei yksikköä | 0.024 | 0.011 |
| 2 | Rotavirus | Exact beta Poisson | 1-exp(-(Param1/(Param1+Param2))*Dose) | f.exact.beta.poisson | Ei yksikköä | 0.167 | 0.191 |
| 3 | Norovirus | Exact beta Poisson | 1-exp(-(Param1/(Param1+Param2))*Dose) | f.exact.beta.poisson | Ei yksikköä | 0.04 | 0.055 |
| 4 | Cryptosporidium | Exact beta Poisson | 1-exp(-(Param1/(Param1+Param2))*Dose) | f.exact.beta.poisson | Ei yksikköä | 0.115 | 0.176 |
| 5 | Giardia | Exponential | 1-exp(-Param1*Dose) | f.exponential | Ei yksikköä | 0.0199 | 0 |
| 6 | E.coli O157:H7 | Exact beta Poisson | 1-exp(-(Param1/(Param1+Param2))*Dose) | f.exact.beta.poisson | Ei yksikköä | 0.157 | 9.16 |
Laskenta
Katso myös
- Vesiopas
- Infektion todennäköisyys per henkilö
- http://wiki.camra.msu.edu/index.php?title=Dose_response_assessment
- http://wiki.camra.msu.edu/index.php?title=Dose_response_models_for_Giardia
- http://wiki.camra.msu.edu/index.php?title=Dose_response_models_for_Campylobacter
- http://wiki.camra.msu.edu/index.php?title=Dose_response_models_for_Cryptosporidium
- http://wiki.camra.msu.edu/index.php?title=Dose_response_models_for_Rotavirus
- http://wiki.camra.msu.edu/index.php?title=Dose_response_models_for_Escherichia_coli
Viitteet
- ↑ Campylobacter (Teunis et al. 2005) Exact Beta-Poisson model Low Dose Approximation:Dose Response relationship for Campylobacter from model fit results presented by Teunis et al. (2005) Epidemiol. Infec. 133, 583-592.
- ↑ Teunis, P. F. M. and Havelaar, A. (2000). "The beta Poisson dose‐response model is not a single hit model."Risk Analysis 20(4): 511‐518.
- ↑ Teunis et al. 2008 Norwalk Virus: How Infectious is It? Journal of Medical Virology 80:1468-1476.
- ↑ Teunis et al., 2002 Risk Analysis 22(1) 175-183
- ↑ Teunis et al., 1996 RIVM report No. 284550002 " The dose-response relation in human volunteers for gastro-intestinal pathogens"
- ↑ Teunis, P., Takumi, K. and Shinagawa, K. (2004). "Dose response for infection by Escherichia coli O157:H7 from outbreak data." Risk Analysis 24(2): 401‐407.
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