Evidence map›Paper›PMID 29033716›Full record

ArticleSaudi journal of anaesthesia

Transdermal fentanyl as an adjuvant to paravertebral block for pain control after breast cancer surgery: A randomized, double-blind controlled trial.

Ahmed H Bakeer, Nasr M Abdallah

Open access · diamondAbstract read
In one paragraph

Article in Saudi journal of anaesthesia. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
0.6field-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

3 citing papers in PubMed, 4 citations in OpenAlex.

  1. Review
  2. Article
  3. Review
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

2 authors at 1 institution in 1 country.

Ahmed H BakeerDepartment of Anaesthesia and Pain Relief, National Cancer Institute, Cairo University, Giza, Egypt.
Nasr M AbdallahLecturer of Anesthesiology, Faculty of Medicine, Cairo University, Giza, Egypt.
Cairo University · EG

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThe aim of this study is to investigate the effect of transdermal fentanyl (TDF) as an adjuvant to paravertebral block (PVB) for pain control after breast cancer surgery. PATIENTS AND

methodsThis randomized, double-blind trial included fifty females with breast cancer scheduled for surgery. They were randomly allocated into one of two equal groups. The TDF group used transdermal fentanyl patches (TFPs) 25 μg/h applied 10 h preoperative then PVB with 20 mL of bupivacaine 0.25% was done before induction of general anesthesia. The PVB group used placebo patches in addition to PVB the same way as TDF group. Postoperative pain was assessed with a visual analog scale (VAS) score up to 48 h. Intravenous morphine 0.1 mg/kg was given when the VAS is ≥ 3 or on patient request. The primary outcome measures were the time to first request for analgesia and the total analgesic consumption in the first 48 h.

resultsRelative to the VAS score reading was 30 min. After the end of surgery, VAS score decreased significantly in the two groups up to 48 postoperative hours and was significantly lower in TDF group up to 24 h. The time to first request of additional analgesia was significantly longer, and total dose of morphine consumption was significantly lower in TDF group (

conclusionTFPs releasing 25 μg/h is a safe and effective adjuvant to PVB after breast cancer surgery. It provides adequate analgesia with reduction of opioid consumption and minimal adverse effects.

Indexed as

Breast cancerfentanyl patchespostoperative pain

Identifiers

PMID29033716
PMCPMC5637412
OpenAlexW2617347712

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.