Heart rate was measured from continuous ECG
Measures The following variables were measured in each patient immediately before starting oxygen administration and during the oxygen treatment (at 20 min): PEFR, respiratory rate, heart rate, and...
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Study was conducted at a university-affiliated, urban teaching hospital, Barnes-Jewish Hospital (1,400 beds). During a 20-month period (ie, February 2000 to October 2001), all patients requiring...
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