The rapid shallow breathing index is calculated by finding the respiratory frequency and tidal volume of the patient's breathing pattern. The index is expressed as a mathematical ratio such that the frequency is a lowerc... More » Health Diagnostics & Imaging

According to the American Association for Respiratory Care, the rapid shallow breathing index (RSBI) formula is an objective method by which a patient is considered ready to be weaned off of a ventilator. AARC notes that... More » Health Medical Ranges & Levels

There are several common causes of shallow breathing, according to the U.S. National Library of Medicine, including asthma, blood clot, and choking. COPD, heart failure, lung infection, pneumonia or transient tachypnea c... More » Health Conditions & Diseases
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