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Accuracy of inpatient oxygen administration.
  1. A A Jeffrey,
  2. S Ray,
  3. N J Douglas
  1. Department of Respiratory Medicine, City Hospital, Edinburgh.


    The accuracy of supplemental oxygen delivery was assessed in two medical units. Only 90 of 206 patients (44%) were receiving oxygen as prescribed. The ward oxygen rotameters were inaccurate at normal clinical flow rates, the range of flows being delivered as a percentage of the indicated flow varying from 15% at 8 l/min to 40% at 1 and 2 l/min.

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