Geographic Clustering of Leishmaniasis in Northeastern Brazil1
Albert Schriefer , Luiz H. Guimarães, Paulo R.L. Machado, Marcus Lessa, Hélio A. Lessa, Ednaldo Lago, Guilherme Ritt, Aristóteles Góes-Neto, Ana L.F. Schriefer, Lee W. Riley, and Edgar M. Carvalho
Author affiliations: Universidade Federal da Bahia, Salvador, Brazil (A. Schriefer, L.H. Guimarães, P.R.L. Machado, M. Lessa, H.A. Lessa, E. Lago, G. Ritt, A.L.F. Schriefer, E.M. Carvalho); Universidade Estadual de Feira de Santana, Feira de Santana, Brazil (A. Góes-Neto); University of California School of Public Health, Berkeley, California, USA (L.W. Riley)
Figure 5. Linear regression comparing number of cases of disseminated leishmaniasis (past cases) diagnosed in the 12 months preceding a newly diagnosed case of DL (recent case) and distance to these recent cases, in increments of 2,500 m, in Corte de Pedra, Brazil, 1993–2003. p = 0.0061, r2 = 0.94.
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