Effects of climate on incidence of Campylobacter spp. in humans and prevalence in broiler flocks in Denmark

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Effects of climate on incidence of Campylobacter spp. in humans and prevalence in broiler flocks in Denmark. / Patrick, Mary Evans; Christiansen, Lasse Engbo; Wainø, Michael; Ethelberg, Steen; Madsen, Henrik; Wegener, Henrik Caspar.

I: Applied and Environmental Microbiology, Bind 70, Nr. 12, 12.2004, s. 7474-80.

Publikation: Bidrag til tidsskriftTidsskriftartikelForskningfagfællebedømt

Harvard

Patrick, ME, Christiansen, LE, Wainø, M, Ethelberg, S, Madsen, H & Wegener, HC 2004, 'Effects of climate on incidence of Campylobacter spp. in humans and prevalence in broiler flocks in Denmark', Applied and Environmental Microbiology, bind 70, nr. 12, s. 7474-80. https://doi.org/10.1128/AEM.70.12.7474-7480.2004

APA

Patrick, M. E., Christiansen, L. E., Wainø, M., Ethelberg, S., Madsen, H., & Wegener, H. C. (2004). Effects of climate on incidence of Campylobacter spp. in humans and prevalence in broiler flocks in Denmark. Applied and Environmental Microbiology, 70(12), 7474-80. https://doi.org/10.1128/AEM.70.12.7474-7480.2004

Vancouver

Patrick ME, Christiansen LE, Wainø M, Ethelberg S, Madsen H, Wegener HC. Effects of climate on incidence of Campylobacter spp. in humans and prevalence in broiler flocks in Denmark. Applied and Environmental Microbiology. 2004 dec;70(12):7474-80. https://doi.org/10.1128/AEM.70.12.7474-7480.2004

Author

Patrick, Mary Evans ; Christiansen, Lasse Engbo ; Wainø, Michael ; Ethelberg, Steen ; Madsen, Henrik ; Wegener, Henrik Caspar. / Effects of climate on incidence of Campylobacter spp. in humans and prevalence in broiler flocks in Denmark. I: Applied and Environmental Microbiology. 2004 ; Bind 70, Nr. 12. s. 7474-80.

Bibtex

@article{92f7a2d4bfb2491ea59c2aceb019b8d3,
title = "Effects of climate on incidence of Campylobacter spp. in humans and prevalence in broiler flocks in Denmark",
abstract = "Campylobacter infections are increasing and pose a serious public health problem in Denmark. Infections in humans and broiler flocks show similar seasonality, suggesting that climate may play a role in infection. We examined the effects of temperature, precipitation, relative humidity, and hours of sunlight on Campylobacter incidence in humans and broiler flocks by using lag dependence functions, locally fitted linear models, and cross validation methods. For humans, the best model included average temperature and sunlight 4 weeks prior to infection; the maximum temperature lagged at 4 weeks was the best single predictor. For broilers, the average and maximum temperatures 3 weeks prior to slaughter gave the best estimate; the average temperature lagged at 3 weeks was the best single predictor. The combined effects of temperature and sunlight or the combined effects of temperature and relative humidity predicted the incidence in humans equally well. For broiler flock incidence these factors explained considerably less. Future research should focus on elements within the broiler environment that may be affected by climate, as well as the interaction of microclimatic factors on and around broiler farms. There is a need to quantify the contribution of broilers as a source of campylobacteriosis in humans and to further examine the effect of temperature on human incidence after this contribution is accounted for. Investigations should be conducted into food consumption and preparation practices and poultry sales that may vary by season.",
keywords = "Animals, Campylobacter, Campylobacter Infections, Chickens, Climate, Denmark, Humans, Humidity, Incidence, Poultry Diseases, Prevalence, Sunlight, Temperature, Journal Article",
author = "Patrick, {Mary Evans} and Christiansen, {Lasse Engbo} and Michael Wain{\o} and Steen Ethelberg and Henrik Madsen and Wegener, {Henrik Caspar}",
year = "2004",
month = "12",
doi = "10.1128/AEM.70.12.7474-7480.2004",
language = "English",
volume = "70",
pages = "7474--80",
journal = "Applied and Environmental Microbiology",
issn = "0099-2240",
publisher = "American Society for Microbiology",
number = "12",

}

RIS

TY - JOUR

T1 - Effects of climate on incidence of Campylobacter spp. in humans and prevalence in broiler flocks in Denmark

AU - Patrick, Mary Evans

AU - Christiansen, Lasse Engbo

AU - Wainø, Michael

AU - Ethelberg, Steen

AU - Madsen, Henrik

AU - Wegener, Henrik Caspar

PY - 2004/12

Y1 - 2004/12

N2 - Campylobacter infections are increasing and pose a serious public health problem in Denmark. Infections in humans and broiler flocks show similar seasonality, suggesting that climate may play a role in infection. We examined the effects of temperature, precipitation, relative humidity, and hours of sunlight on Campylobacter incidence in humans and broiler flocks by using lag dependence functions, locally fitted linear models, and cross validation methods. For humans, the best model included average temperature and sunlight 4 weeks prior to infection; the maximum temperature lagged at 4 weeks was the best single predictor. For broilers, the average and maximum temperatures 3 weeks prior to slaughter gave the best estimate; the average temperature lagged at 3 weeks was the best single predictor. The combined effects of temperature and sunlight or the combined effects of temperature and relative humidity predicted the incidence in humans equally well. For broiler flock incidence these factors explained considerably less. Future research should focus on elements within the broiler environment that may be affected by climate, as well as the interaction of microclimatic factors on and around broiler farms. There is a need to quantify the contribution of broilers as a source of campylobacteriosis in humans and to further examine the effect of temperature on human incidence after this contribution is accounted for. Investigations should be conducted into food consumption and preparation practices and poultry sales that may vary by season.

AB - Campylobacter infections are increasing and pose a serious public health problem in Denmark. Infections in humans and broiler flocks show similar seasonality, suggesting that climate may play a role in infection. We examined the effects of temperature, precipitation, relative humidity, and hours of sunlight on Campylobacter incidence in humans and broiler flocks by using lag dependence functions, locally fitted linear models, and cross validation methods. For humans, the best model included average temperature and sunlight 4 weeks prior to infection; the maximum temperature lagged at 4 weeks was the best single predictor. For broilers, the average and maximum temperatures 3 weeks prior to slaughter gave the best estimate; the average temperature lagged at 3 weeks was the best single predictor. The combined effects of temperature and sunlight or the combined effects of temperature and relative humidity predicted the incidence in humans equally well. For broiler flock incidence these factors explained considerably less. Future research should focus on elements within the broiler environment that may be affected by climate, as well as the interaction of microclimatic factors on and around broiler farms. There is a need to quantify the contribution of broilers as a source of campylobacteriosis in humans and to further examine the effect of temperature on human incidence after this contribution is accounted for. Investigations should be conducted into food consumption and preparation practices and poultry sales that may vary by season.

KW - Animals

KW - Campylobacter

KW - Campylobacter Infections

KW - Chickens

KW - Climate

KW - Denmark

KW - Humans

KW - Humidity

KW - Incidence

KW - Poultry Diseases

KW - Prevalence

KW - Sunlight

KW - Temperature

KW - Journal Article

U2 - 10.1128/AEM.70.12.7474-7480.2004

DO - 10.1128/AEM.70.12.7474-7480.2004

M3 - Journal article

C2 - 15574950

VL - 70

SP - 7474

EP - 7480

JO - Applied and Environmental Microbiology

JF - Applied and Environmental Microbiology

SN - 0099-2240

IS - 12

ER -

ID: 172847798