Perth's air pollution is affecting children's health, with those aged four and under most at risk of asthma attacks from traffic-related smog, a study reveals.The University of WA research shows that the likelihood of an asthmatic child under four turning up at a hospital emergency department increased 70 per cent if there had been heavy background air pollution the previous day.
The study, published in the Australian Medical Journal today, analysed the more than 600 instances where children and teenagers showed up at WA hospital emergency departments between 2002 and 2006, comparing the figures against nitrogen dioxide and carbon monoxide data for the same period.
UWA epidemiologist Gavin Pereira said the results were surprising because people tended to think Perth's air was quite clean.
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