Indian journal of physiology and pharmacology
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Indian J. Physiol. Pharmacol. · Jan 2005
Review Comparative StudyLung functions with spirometry: an Indian perspective--I. Peak expiratory flow rates.
Peak expiratory flow rate is an effective measure of effort dependent airflow. It is relatively a simple procedure, and may be carried out in the field using portable instruments. ⋯ Common regression equations for Indians enveloping major studies from various parts of the country have been formulated. Indian PEFR values compare favourably with other ethnic groups such as Americans and Europeans.