M Laopaiboon, P Lumbiganon, S D Walter
Doctors' statistical literacy: a survey at Srinagarind Hospital, Khon Kaen University
Journal of the Medical Association of Thailand = Chotmaihet thangphaet
little study effect asian dust exposure respiratory symptoms among children vulnerable environmental factors panel study investigated effect asian dust respiratory symptoms among children without asthma sensitivity children attending two elementary schools 137 total 23 children asthma cooperating medical institutions fukuoka prefecture recruited subjects measured peak expiratory flow rate pef recorded asthmalike symptoms cough nasal symptoms use medication diary april 1 2013 june 30 2013 assess exposure asian dust used light detection ranging lidar data analysis association asian dust respiratory symptoms casecrossover design generalized estimating equation gee models used taking individual sensitivity respiratory aggravation consideration subjects classified three groups children without asthma children asthma use longterm preventive medication ca children asthma use longterm preventive medication caltm ca asian dust exposure significantly associated asthmalike symptoms hazard ratio 517 95ci 1022612 lag0 change maxpef 165 95ci282 048 lag0 children without asthma statistically significant association found asian dust exposure change maxpef 056 95ci 131 008 lag1 however adverse effects observed caltm temperature significant effects maxpef three groups asian dust photochemical oxidant pollen caused simultaneously additive adverse effects nasal symptoms children without asthma study suggests possibility longterm preventive medication manage asthma may suppress aggravation respiratory symptoms due asian dust may effective prevention