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Volume 16, Number 2—February 2010

Research

Domestic Animals and Epidemiology of Visceral Leishmaniasis, Nepal

Narayan Raj Bhattarai, Gert Van der Auwera, Suman Rijal, Albert Picado, Niko Speybroeck, Basudha Khanal, Simonne De Doncker, Murari Lal Das, Bart Ostyn, Clive Davies1, Marc Coosemans, Dirk Berkvens, Marleen Boelaert, and Jean-Claude DujardinComments to Author 
Author affiliations: B.P. Koirala Institute of Health Sciences, Dharan, Nepal (N.R. Bhattarai, S. Rijal, B. Khanal, M.L. Das); Institute of Tropical Medicine, Antwerp, Belgium (N.R. Bhattarai, G. Van der Auwera, N. Speybroeck, S. De Doncker, B. Ostyn, M. Coosemans, D. Berkvens, M. Boelaert, J.-C. Dujardin); London School of Hygiene and Tropical Medicine, London, UK (A. Picado, C. Davies); Université Catholique de Louvain, Brussels, Belgium (N.R. Bhattarai); University of Antwerp, Antwerp (M. Coosemans, J.-C. Dujardin); Prins Leopold Institute, Antwerp (J.-C. Dujardin); 1Deceased. This article is dedicated to his memory.

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Table 1

Risk factors included in classification tree analysis of visceral leishmaniasis in Nepal*

Biological factors (animals)
No./household
Samples from buffalo, cow, or goat
Leishmania spp.–negative samples from buffalo, cow, or 
 goat
No. households with Leishmania spp.–positive animals 10, 
 25, 50, or 100 m from house
Minimum, mean, and maximum distance to household with 
 Leishmania spp.–negative animal
Nos. poultry, birds, poultry and birds, pigs, dogs
Density (no./km2) of poultry, birds, poultry and birds, buffaloes, 
 cows, goats, pigs
Biological factors (humans)
No./household
Samples for PCR
Leishmania spp.–negative samples
No. households with Leishmania spp.–positive persons 10, 
 25, 50, or 100 m from house
Dichotomous variable for positive households for humans
Minimum, mean, and maximum distance to household with 
 Leishmania spp.–positive person
Household factors
No. houses, identity of household, latitude, longitude, 
 education of head of household, occupation of head of 
 household, category house type, socioeconomic index
No. persons/ household, rooms, persons/room, bed nets, bed 
 nets/person

*More details available upon request from J.-C.D.

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