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Volume 13, Number 10—October 2007
THEME ISSUE
Global Poverty and Human Development

Dispatch

Public Transportation and Pulmonary Tuberculosis, Lima, Peru

Olivia J. Horna-Campos*Comments to Author , Héctor J. Sánchez-Pérez†, Inma Sánchez*, Alfredo Bedoya‡, and Miguel Martín*
Author affiliations: *Universidad Autónoma de Barcelona, Barcelona, Spain; †Colegia de la Frontera Sur, Chiapas, Mexico; ‡Dirección de Salud IV Lima Este, Lima, Peru;

Main Article

Table 2

Variables analyzed in 142 persons tested for pulmonary tuberculosis, Lima, Peru*

Variable AFB smear–positive, n/N (%) AFB smear–negative, 
n/N (%) Total, 
n/N (%) OR (95% CI) Positive prevalence ratio
Occupation away from home 16/17 (94.1) 87/125 
(69.6) 103/142 
(72.5) 6.99 
(0.89–54.61) 6.06
Commuter transport by minibus 14/16 (87.5) 51/87 
(58.6) 65/103 
(63.1) 4.9 
(1.06–23.09) 4.09
Commuting time > 1 h
8/16 (50)
20/87 
(23)
28/103 
(27.2)
3.35 
(1.12–10.10)
2.07
History of pulmonary tuberculosis 4/17 (23.5) 24/125 
(19.2) 28/142 
(19.7) 1.29 
(0.38–4.33) 1.25
Previous contact with tuberculosis cases (family) 7/17 (41.2) 40/125 
(32.0) 47/142 
(33.1) 1.49 
(0.53–4.20) 1.41
Overcrowded conditions 6/17 (35.3) 50/125 
(40) 56/142 
(39.4) 0.818 
(0.28–2.35) 0.83

*AFB, acid-fast bacilli; OR, odds ratio, CI, confidence interval.

Main Article

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