نتایج جستجو برای: lung function tests
تعداد نتایج: 1761896 فیلتر نتایج به سال:
Abstract Background: Tile workers are exposed to a lot of dusts and are susceptible to various pulmonary complications. This study was designed to evaluate the respiratory symptoms and lung capacities of tile workers. Methods: This was a retrospective, cross sectional study on 350 workers in different factory workshops. We assessed respiratory complaints and pulmonary function tests. Data wer...
lung function tests were performed in 122 workers of vegetable oil refineries in tehran area. the results show an increase in respiratory impairment with age and length of exposure. among the four indices of lung function that were calculated, fev1 %fvc and fef 25-75% pfef 25-75 showed the greatest decrease with age and length of exposure, while fvc% pfvc and fev1% pfev1 were essentially within...
Abstract Background and Aim: Benzene, toluene, xylene and ethyl benzene (BTEX) are the most important aromatic compounds in petroleum products. BTEX compounds due to their high vapor pressure, easily change to gas form and mixed with ambient air. Petroleum products loading workers are exposed to these compounds by the inhalation of BTEX compounds. The aim of this study was to evaluate the ef...
background: this cross sectional study was carried out to determine the relationship between metal dust exposure and respiratory health in male steel workers in terengganu, malaysia. methods: subjects were interviewed using a structured questionnaire from british medical research council (bmrc) questionnaire regarding respiratory symptoms and were examined their lung function using spirometer. ...
inadequate attention given to the management of asthma and ways of improving treatment could be a significant factor for the increase morbidity and mortality from asthma despite major advances in our understanding of the pathophysiology of the disease. there seems to be paucity of data concerning the management pattern and burden of asthma in africa. this study was undertaken to determine the p...
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