Treatment
Review: patient controlled opioid analgesia reduces postoperative pain more than conventional as-needed opioid analgesia
Hudcova J, McNicol E, Quah C, et al. Patient controlled opioid analgesia versus conventional opioid analgesia for postoperative pain. Cochrane Database Syst Rev 2006;(4):CD003348.[Medline]
Q Is patient controlled intravenous (IV) opioid analgesia (PCA) as effective as usual regimens of as-needed opioid analgesia for postoperative pain?
Key Words: analgesia (patient controlled) analgesics (opioid) pain (postoperative)
| The first 150 words of the full text of this article appear below. |
Data sources:
Medline (1966 to November 2004), EMBASE/Excerpta Medica (1994 to February 2004), Cochrane Central Register of Controlled trials (Cochrane Library, Issue 3, 2004), and reference lists of retrieved studies.
Study selection and assessment:
randomised controlled trials (RCTs) that compared the efficacy of PCA (intermittent IV doses of morphine or other mu opioid agonists self administered by patients using PCA pumps) with conventionally administered opioids (intramuscular, IV, subcutaneous, or oral) for postoperative pain. Exclusion criteria included an initial period of analgesia other than postoperative PCA, chronic opioid therapy, chronic pain, co-administration of non-steroidal anti-inflammatory drugs during PCA, or continuous IV opioid infusion. 55 RCTs (n = 3861) met the selection criteria. The median quality score of individual trials was 2 out of 5 on the Oxford Quality Scale. Morphine was used in 44 trials; lockout intervals ranged from 530 minutes, and most trials had no dose limit.
Outcomes:
included
University of Glamorgan,
Pontypridd, Wales, UK
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