Medsurg nursing : official journal of the Academy of Medical-Surgical Nurses
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Randomized Controlled Trial Multicenter Study Comparative Study Clinical Trial
Comparing three patient-controlled analgesia methods.
Among 301 patients randomly assigned to use one of three methods for patient-controlled analgesia (PCA), no statistically significant differences were found for self-reported pain or acceptability of PCA method. Methods yielded differences in on-demand bolus analgesia use and number of symptoms.