Evidence map›Paper›PMID 26432814›Full record

ArticleJournal of the Royal Society of Medicine2015

Patient perceptions and recall of consent for regional anaesthesia compared with consent for surgery.

Roxaneh Zarnegar, Matthew R D Brown, Matthew Henley, Victoria Tidman, Ahilan Pathmanathan

Registry-linked trialOpen access · bronzeAbstract readComparative Study
In one paragraph

Article in Journal of the Royal Society of Medicine, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06115720 (CIA), which is not on this map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
5.5field-weighted citation impact, top 4% 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.

NCT06115720 naunknown statusnot on this mapstarted 2023, after this paper: background citation

CIA: Consent in Anaesthesia, Prospective Randomised-controlled Trial

TypeinterventionalSponsorImperial College Healthcare NHS TrustRan2023 to 2025Enrolled206ConditionsRegional Anesthesia, Patient SatisfactionArmsVideo assisted consent
3 · Its place in the literature

Who cites it

10 citing papers in PubMed, 31 citations in OpenAlex.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Are We Meeting the Current Standards of Consent for Anesthesia? An International Survey of Clinical Practice.Medical science monitor : international medical journal of experimental and clinical research · 2020
    Article
  6. Article
  7. Review
  8. No transformation without reconciliation.Journal of the Royal Society of Medicine · 2015
    Article
  9. Article
  10. Not just a separate consent for anesthesia!Journal of anaesthesiology, clinical pharmacology
    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

5 authors at 3 institutions in 1 country.

Roxaneh ZarnegarDepartment of Anaesthesia, Royal National Orthopaedic Hospital, Brockley Hill, Stanmore, Middlesex HA7 4LP, UK roxaneh.zarnegar@rnoh.nhs.uk.
Matthew R D BrownPain Research Fellow, The Royal Marsden Hospital/The Institute of Cancer Research, London SW3 6JJ, UK.
Matthew HenleyDepartment of Anaesthesia, Royal National Orthopaedic Hospital, Brockley Hill, Stanmore, Middlesex HA7 4LP, UK.
Victoria TidmanSpecialty Registrar, Barts and the London School of Anaesthesia, London E1 1BB, UK.
Ahilan PathmanathanConsultant, East & North Hertfordshire NHS Trust, Stevenage SG1 4AB, UK.
University College London · GBEast and North Hertfordshire NHS Trust · GBRoyal Marsden Hospital · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveIn Britain, consent for surgery is documented using a Department of Health form signed by the surgeon and the patient. In contrast, anaesthetic procedures have no formalised consent process. Evidence on the process of consent for regional anaesthesia, and patient perceptions of this, is scarce outside obstetric practice. We aimed to determine patient recall and perceptions of consent for interscalene brachial plexus block and compared this to surgical consent for shoulder arthroplasty.

designProspective observational survey.

settingA specialist musculoskeletal centre, UK.

participantsForty-six patients (female:male 30:16, mean age 61 years) undergoing shoulder arthroplasty with interscalene brachial plexus block.

main outcome measuresRecall and understanding of consent for regional anaesthesia and surgery was examined using a semi-structured questionnaire 1-2 days after arthroplasty. Surgical consent forms and discussions recorded by the anaesthetist were examined in participants' medical notes to compare against the level of recall. Analysis to determine statistical significance was conducted using McNemar's test.

resultsRecall of surgical risks was overall significantly better than recall of brachial plexus block risks. Compared to their recollections of surgical risk, patients remembered fewer specific risks for brachial plexus block (p < 0.001). There were more patients unable to recall any risks when questioned about brachial plexus block than about their surgery (p < 0.05). One-third of patients did not regard the consent discussion about regional anaesthesia as important as consent for surgery and over one-quarter had not recognised the preoperative discussion about the brachial plexus block as a consent process similar to that conducted for surgery.

conclusionsFundamental misunderstandings about the consent process are prevalent. Future work in this area should seek to investigate how documentation of the consent process and patients' understanding of consent for regional anaesthesia can be improved.

Indexed as

Anesthesia, ConductionBrachial Plexus BlockComprehensionInformed ConsentMental RecallPatient Acceptance of Health CareAdultAgedAged, 80 and overFemaleHumansMaleMiddle AgedProspective StudiesRiskShoulderconsentintercalene brachial plexus blockregional anaesthesia

Identifiers

PMID26432814
PMCPMC4672254
OpenAlexW2148833471

What OpenQuestion holds

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Registered trials

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.