English Explanatory Dictionary

Horowitz index

English dictionary entry

Meanings

noun
  1. An assessment of lung function; the ratio of partial pressure of oxygen in blood (PaO2), and the fraction of oxygen in the inhaled air (FiO2).

Word forms

Horowitz index Horowitz indexes Horowitz indices

Etymology

The ratio was first suggested in a 1974 paper by Joel H. Horovitz et al. The reason for the spelling with w is unclear.

Synonyms

Horowitz Horowitz ratio Horowitz quotient Horowitz number P/F ratio PaO2/FiO2 ratio Carrico index
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