“Attacks” or “Whistling”: Impact of Questionnaire Wording on Wheeze Prevalence Estimates

Anina M Pescatore, Ben D Spycher, Caroline S Beardsmore and Claudia E Kuehni

PLOS ONE, 2015, vol. 10, issue 6, 1-11

Abstract: Background: Estimates of prevalence of wheeze depend on questionnaires. However, wording of questions may vary between studies. We investigated effects of alternative wording on estimates of prevalence and severity of wheeze, and associations with risk factors. Methods: White and South Asian children from a population-based cohort (UK) were randomly assigned to two groups and followed up at one, four and six years (1998, 2001, 2003). Parents were asked either if their child ever had “attacks of wheeze” (attack group, N=535), or “wheezing or whistling in the chest” (whistling group, N=2859). All other study aspects were identical, including questions about other respiratory symptoms. Results: Prevalence of wheeze ever was lower in the attack group than in the whistling group for all surveys (32 vs. 40% in white children aged one year, p

Date: 2015
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Persistent link: https://EconPapers.repec.org/RePEc:plo:pone00:0131618

DOI: 10.1371/journal.pone.0131618

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