Ontology highlight
ABSTRACT: Objectives
To assess the prevalence of wheeze and factors associated with its severity among 3-6 years old children.Methodology
DESIGN: A population-based, cross-sectional study using the WHO 30 cluster methodology with probability proportionate to size sampling.Setting
36 preschools registered at the divisional secretariat offices of Anuradhapura district, Sri Lanka.Participants
We recruited 1060 preschool children from 36 preschools aged 3-6 years.Main outcome measurements
We used the International Study of Asthma and Allergy in Childhood questionnaire to assess the prevalence, symptomatology and associated factors of wheeze.Results
The study sample consisted of 548 (51.70%) male and 512 (48.30%) female children with a mean age of 4.41 (±0.
SUBMITTER: Rajapakse Mudiyanselage SIR
PROVIDER: S-EPMC8264903 | biostudies-literature | 2021 Jul
REPOSITORIES: biostudies-literature