Table 1: Factors associated with the incidence of Visceral Leishmaniasis (VL) and VL-HIV coinfection among census sectors in the city of Bauru, inner Brazil.

Factors

Univariada

Multivariada

IRR (95%CI)

P

IRR (95%CI)

P

Overall VL

       

Population density

0.95 (0.92-0.99)

0.006

0.94 (0.90-0.97)

< 0.001

Per capita income (BRL 100)

0.90 (0.87-0.92)

< 0.001

0.89 (0.86-0.92)

< 0.001

Street paving (x10%)

0.93 (0.90-0.96)

< 0.001

1.01 (0.92-1.10)

0.87

Sidewalks (10%)

0.92 (0.90-0.95)

< 0.001

0.99 (0.91-1.09)

0.91

Rain drains (10%)

0.94 (0.90-0.98)

0.002

0.96 (0.92-1.00)

0.08

Trees (x10%)

1.03 (0.92-1.10)

0.57

0.92 (0.80-1.05)

0.21

Open sewer (10%)

1.08 (0.93-1.27)

0.33

1.09 (0.91-1.31)

0.36

Open-air garbage (x10%)

1.06 (1.02-1.12)

0.004

1.00 (0.95-1.06)

0.96

Coinfecção LV-HIV

       

Population density

0.97 (0.90-1.05)

0.48

0.94 (0.86-1.03)

0.18

Per capita income (R$ 100))

0.85 (0.78-0.93)

< 0.001

0.80 (0.71-0.91)

< 0.001

Street paving (x10%)

0.92 (0.85-0.98)

0.02

0.95 (0.90-1.19)

0.67

Sidewalks (10%)

0.92 (0.86-0.99)

0.03

1.09 (0.87-1.37)

0.44

Rain drains (10%)

0.86 (0.77-0.95)

0.004

0.87 (0.78-0.98)

0.02

Trees (x10%)

1.04 (0.81-1.32)

0.76

0.94 (0.73-1.19)

0.60

Open sewer (10%)

11.08 (0.66-1.78)

0.76

1.27 (0.76-2.13)

0.36

Open sewer (10%)

0.99 (0.87-1.13)

0.89

0.86 (0.74-1.01)

0.07

VL: visceral leishmaniasis; HIV: Human Immunodeficiency Virus; BRL: Brazilian currency (Real, approximately US$0.25); IRR: incidence rate; CI: confidence interval.