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Emerg Med J 22:25-29 doi:10.1136/emj.2002.004614
  • Original Article

Randomised controlled trial of patient controlled analgesia compared with nurse delivered analgesia in an emergency department

Table 3

 Total morphine used in PCA compared with control groups

PCA Control
Mean total amount of morphine used per patient (mg) 18.83 mg 7.65 mg
Mean time period of administration 155.5 min 113.7 min
Mean amount of morphine delivered over mean time 7.26 mg/h 4.03 mg/h

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