Evidence map›Paper›PMID 23794542›Full record

ArticleBMJ open2013

What can qualitative research do for randomised controlled trials? A systematic mapping review.

A O'Cathain, K J Thomas, S J Drabble, A Rudolph, J Hewison

Open access · goldAbstract read
In one paragraph

Article in BMJ open, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 250 papers, 14 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
250citing papers in PubMed, 14 pooled it
39.4field-weighted citation impact, top 1% 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

250 citing papers in PubMed, 14 syntheses or guidelines pooled it, 460 citations in OpenAlex.

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  4. Aspiration pneumonia in nursing literature-a mapping review.Frontiers in rehabilitation sciences · 2024
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190 more citing papers are in PubMed but not listed here.

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 2 institutions in 1 country.

A O'CathainMedical Care Research Unit , School of Health and Related Research (ScHARR), University of Sheffield, Sheffield, UK.
K J Thomas
S J Drabble
A Rudolph
J Hewison
University of Sheffield · GBUniversity of Leeds · GB

Funding

Medical Research Council G0901335
6 · The paper itself

Abstract

objectiveTo develop an empirically based framework of the aspects of randomised controlled trials addressed by qualitative research.

designSystematic mapping review of qualitative research undertaken with randomised controlled trials and published in peer-reviewed journals. DATA SOURCES: MEDLINE, PreMEDLINE, EMBASE, the Cochrane Library, Health Technology Assessment, PsycINFO, CINAHL, British Nursing Index, Social Sciences Citation Index and ASSIA. ELIGIBILITY CRITERIA: Articles reporting qualitative research undertaken with trials published between 2008 and September 2010; health research, reported in English.

results296 articles met the inclusion criteria. Articles focused on 22 aspects of the trial within five broad categories. Some articles focused on more than one aspect of the trial, totalling 356 examples. The qualitative research focused on the intervention being trialled (71%, 254/356); the design, process and conduct of the trial (15%, 54/356); the outcomes of the trial (1%, 5/356); the measures used in the trial (3%, 10/356); and the target condition for the trial (9%, 33/356). A minority of the qualitative research was undertaken at the pretrial stage (28%, 82/296). The value of the qualitative research to the trial itself was not always made explicit within the articles. The potential value included optimising the intervention and trial conduct, facilitating interpretation of the trial findings, helping trialists to be sensitive to the human beings involved in trials, and saving money by steering researchers towards interventions more likely to be effective in future trials.

conclusionsA large amount of qualitative research undertaken with specific trials has been published, addressing a wide range of aspects of trials, with the potential to improve the endeavour of generating evidence of effectiveness of health interventions. Researchers can increase the impact of this work on trials by undertaking more of it at the pretrial stage and being explicit within their articles about the learning for trials and evidence-based practice.

Indexed as

Clinical trials < THERAPEUTICSQUALITATIVE RESEARCHSTATISTICS & RESEARCH METHODS

Identifiers

PMID23794542
PMCPMC3669723
OpenAlexW2123009097

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
Read underepoch 390

Registered trials

None linked

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.