Clinical Attribute
respiratory rate
res·pi·ra·to·ry rate
Subclass of:
Vital signs; Respiration
Definitions related to respiratory rate:
  • The number of times an organism breathes with the lungs (RESPIRATION) per unit time, usually per minute.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • The rate of breathing (inhalation and exhalation) measured within in a unit time, usually expressed as breaths per minute.
    NCI
    U.S. National Cancer Institute, 2021
  • (vital signs - respiratory rate) A measurement that describes the rate of breathing (inhalation and exhalation) measured within a unit time.
    ACC/AHA Clinical Data Terminology
    American College of Cardiology and American Heart Association , 2020
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.