Respiratory disease in aggregate quarry workers related to risk factors and Pi phenotype.

Abstract excerpt

OBJECTIVE: To evaluate the respiratory health and its relationship with exposure to silica, smoking, alpha 1-antitrypsin, and Pi phenotype in aggregate quarries workers. METHODS: In a prevalence study, 378 subjects were studied, x-ray opacities and pulmonary function was analyzed in relation to cumulative dust exposure, smoking, alpha1- antitrypsin, and Pi phenotype. RESULTS: The adjusted odds ratio (OR) of round...

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