High Tuberculosis Disease Burden among Indigenous People of the Paraguayan Chaco and Associated Community Characteristics, 2002–2004: An Ecological Study
Table 3
Models of associations between community characteristics and number of adults and pediatric TB cases in indigenous communities of the Chaco from 2002 to 2004, offset by population.
Variable
Negative binomial adult model
Poisson pediatric model
Unadjusted risk ratio (95% CI)
Adjusted risk ratio (95% CI)
Adjusted value
Unadjusted risk ratio (95% CI)
Adjusted risk ratio (95% CI)
Adjusted value
Crowding
1.06 (0.87–1.28)
1.11 (0.90–1.37)
0.34
0.86 (0.69–1.06)
0.84 (0.65–1.08)
0.19
Health post
1.49 (0.91–2.45)
2.07 (1.14–3.83)
0.02
0.81 (0.52–1.31)
1.15 (0.63–2.19)
0.65
House type
0.99 (0.99–1.00)
0.99 (0.99–1.00)
0.24
0.99 (0.99–1.00)
1.00 (0.99–1.01)
0.84
Land ownership
1.57 (0.93–2.63)
1.15 (0.63–2.11)
0.63
1.07 (0.65–1.86)
1.00 (0.55–1.88)
1.00
Nonindigenous
0.80 (0.48–1.36)
0.56 (0.30–1.03)
0.06
0.49 (0.29–0.81)
0.64 (0.34–1.14)
0.14
Remoteness
1.11 (0.95–1.30)
1.06 (0.88–1.27)
0.53
1.20 (1.06–1.37)
1.03 (0.87–1.22)
0.72
Wage labour
0.99 (0.98–1.00)
1.00 (0.99–1.01)
0.95
0.99 (0.98–1.01)
1.00 (0.99–1.02)
0.44
Water source
1.00 (1.00–1.01)
1.00 (1.00–1.01)
0.52
1.01 (1.00–1.01)
1.00 (1.00–1.01)
0.17
Years of study
0.88 (0.66–1.17)
0.88 (0.64–1.21)
0.41
0.50 (0.39–0.65)
0.53 (0.38–0.73)
<0.001
Model fit
Theta = 1.19, AIC = 420.27
AIC = 219.52
Residual deviance 104.79 on 94 df
Residual deviance 106.71 on 94 df
Goodness-of-fit test for Poisson assumption
Goodness-of-fit test for Poisson assumption
= 104.79,
= 106.71,
The reference category for binary variables is the absence of the trait.