34 residents of a nursing home in Mexico City underwent 5-minute electrocardiograms every other day for a 3-month period.
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This is the first study in recent years to explore the relationship between cardiovascular symptoms and air pollution.
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Investigations of cardiovascular health effects are being carried out to better explain the mechanisms responsible for mortality attributable to particulate air pollution.
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A study in Rome, Italy, used a “case-crossover” design to evaluate the relation between daily indicators of air quality and hospitalizations for acute myocardial infarctions, or heart attacks.
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A study of half a million Kaiser Permanente members living in the San Joaquin Valley of California has reported that following wintertime episodes of high PM2.5 and PM10 concentrations, and to a lesser extent carbon monoxide and nitrogen oxides, hospital admission rates and emergency room visits increased for patients who suffer from acute respiratory ailments such as asthma and bronchitis.
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A large number of epidemiologic studies from around the world have reported an association between various air pollutants and hospital admissions for cardiovascular causes.
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There have been numerous population-based studies investigating the health effects of exposure to traffic, many focusing specifically on the effects on children, and most undertaken in other countries.
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Higher levels of air pollution increase the risk of hospitalization for stroke, especially in warmer weather, according to a study in Kaohsiung, Taiwan.
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Large differences in the sensitivity of individuals to ozone have been well documented.
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Children in Mexico City are chronically exposed to a complex mixture of air pollutants, including hydrocarbons, ozone concentrations well above the NAAQS, and significant concentrations of metal-containing PM.
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