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MedWire News: Smoking is associated with increased severity of new-onset asthma in allergic adults newport cigarettes website, research shows.
Writing in the journal Respiratory Research cheap newport cigarettes, Riccardo Polosa (University of Catania wholesale newports, Italy) and colleagues observe: "Although factors such as gender wholesale newport cigarettes, atopy, duration of asthma, bronchial hyperresponsiveness, and frequent asthma exacerbations appear to be important determinants of the severe asthma phenotype, the association between common modifiable risk factors such as cigarette smoking and asthma severity has received surprisingly little attention."
For the current study cheap cigarettes online, the researchers examined the influence of smoking on the severity of new-onset asthma among 371 adults with allergic rhinitis who were followed up for 10 years.
Of the 152 patients who developed asthma during follow up, 74 (48.7%) were current smokers newport cigarette, 17 (11.2%) were former smokers, and 61 (40.1%) had never smoked.
Asthma severity among these patients was calculated according to Global Initiative for Asthma criteria and defined as intermittent, mild persistent cheap marlboro cigarettes, moderate persistent, or severe persistent asthma. For the purposes of this study, patients with moderate persistent or severe persistent asthma were defined as having severe asthma.
Univariate analysis indicated that current and former smokers had a greater risk for severe new-onset asthma than those who had never smoked newport cigarettes, at an odds ratio of 2.10 buy newports online, but this became non-significant in multivariate analysis that adjusted for age cheap newport cigarettes, gender wholesale newport cigarettes, family history of atopy marlboro cigarettes for usa, and other factors.
However cheap cigarettes online, pack years of smoking among patients who developed asthma were significantly related to disease severity in multivariate analysis. Indeed, patients with 1-10, 11-20, and more than 20 pack-years of smoking were a respective 1.47 newport regular cigarettes, 2.85 tobacco golden virginia, and 5.59 times more likely to develop severe asthma than those who had never smoked.