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Estimated pooled prevalence of COPD overall and by sex, assessed by the lower limit of normal criteria, Bangladesh, India, Nepal, Sri Lanka, 2021
COPD: chronic obstructive pulmonary disease.
Notes: Dashed vertical line represents the pooled effect estimate. The lower limit of normal criteria is defined as a post-bronchodilator FEV1/FVC below the lower limit of normal, i.e. the lower fifth centile of values from a reference population.
