Evidence map›Paper›PMID 30572528›Full record

Trial reportMedicine2018

Is the transdermal fentanyl patch an efficient way to achieve acute postoperative pain control?: A randomized controlled trial.

Ji Su Jang, Sung Mi Hwang, Youngsuk Kwon, Hyunjin Tark, Young Joon Kim, Byoung Yoon Ryu, Jae Jun Lee

Open access · goldAbstract readRandomized Controlled Trial
In one paragraph

Trial report in Medicine, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
0.5field-weighted citation impact, top 30% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed, 7 citations in OpenAlex.

  1. Review
  2. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 3 institutions in 1 country.

Ji Su JangDepartment of Anesthesiology and Pain medicine, Hallym University Chuncheon Sacred Heart Hospital.
Sung Mi HwangDepartment of Anesthesiology and Pain medicine, Hallym University Chuncheon Sacred Heart Hospital.
Youngsuk KwonDepartment of Anesthesiology and Pain Medicine, College of Medicine, Kangwon National University.
Hyunjin TarkDepartment of Anesthesiology and Pain medicine, Hallym University Chuncheon Sacred Heart Hospital.
Young Joon KimDepartment of Anesthesiology and Pain medicine, Hallym University Chuncheon Sacred Heart Hospital.
Byoung Yoon RyuDepartment of General Surgery, Hallym University Chuncheon Sacred Heart Hospital, Chuncheon, South Korea.
Jae Jun LeeDepartment of Anesthesiology and Pain medicine, Hallym University Chuncheon Sacred Heart Hospital.
Hallym University Chuncheon Sacred Heart Hospital · KRHallym University · KRKangwon National University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroupdThis study investigated the plasma fentanyl concentration and efficacy of transdermal fentanyl patch (TFP) (25 μg/h) in the management of acute postoperative pain.

methodsPatients undergoing laparoscopic cholecystectomy were randomly allocated to 2 groups. The TFP group (n = 30) received a single TFP 25 μg/ h to the anterior chest wall 14 h before operation. The IV group (n = 30) received a placebo patch. After the operation, intravenous fentanyl infusion (25 μg/h) was begun with loading dose 25 μg in the IV group and only normal saline in the TFP group. Plasma fentanyl levels were measured at admission, 1, 6, 12, 24, and 48 h postoperatively. Pain severity and adverse effects were evaluated too.

resultsThe fentanyl level peaked 1 h after operation in the TFP group (3.27 ± 0.34 ng/mL) and 24 h postoperatively in the IV group (2.9 ± 0.42 ng/mL). Pain scores and the use of rescue analgesics were not significantly different between 2 groups. Respiratory depression was not happened in both groups.

conclusionsThe TFP (25 μg/h) affixed 14 h before surgery reached a higher constant concentration than the same dose setting of a constant IV infusion of fentanyl after surgery. Although the concentration of fentanyl was higher than those of previous researches, there was no respiratory depression. But, there was no advantage of reducing pain score and the use of rescue analgesics. CLINICAL

trial registration(available at: http://cris.nih.go.kr, KCT0002221).

Indexed as

Administration, CutaneousAdultAnalgesics, OpioidCholecystectomy, LaparoscopicFemaleFentanylHumansMaleMiddle AgedPain MeasurementPostoperative PainVisual Analog ScaleAnalgesics, OpioidFentanyl

Identifiers

PMID30572528
PMCPMC6319953
OpenAlexW2916258687

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.