Evidence map›Paper›PMID 29273077›Full record

ArticleTrials2017

Undertaking a randomised controlled trial in the police setting: methodological and practical challenges.

Arabella Scantlebury, Catriona McDaid, Alison Booth, Caroline Fairhurst, Adwoa Parker, Rebecca Payne, Helen Reed, William J Scott, David Torgerson, Catherine Hewitt

Abstract read
In one paragraph

Article in Trials, 2017. 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
–field-weighted citation impact
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.

  1. Trial
  2. Article
  3. 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

10 authors.

Arabella ScantleburyYork Trials Unit, Department of Health Sciences, University of York, York, YO10 5DD, UK. arabella.scantlebury@york.ac.uk.ORCID http://orcid.org/0000-0003-3518-2740
Catriona McDaidYork Trials Unit, Department of Health Sciences, University of York, York, YO10 5DD, UK.
Alison BoothYork Trials Unit, Department of Health Sciences, University of York, York, YO10 5DD, UK.
Caroline FairhurstYork Trials Unit, Department of Health Sciences, University of York, York, YO10 5DD, UK.
Adwoa ParkerYork Trials Unit, Department of Health Sciences, University of York, York, YO10 5DD, UK.
Rebecca PayneNorth Yorkshire Police, Alverton Court, Northallerton, North Yorkshire, DL6 1BF, UK.
Helen ReedNorth Yorkshire Police, Alverton Court, Northallerton, North Yorkshire, DL6 1BF, UK.
William J ScottNorth Yorkshire Police, Alverton Court, Northallerton, North Yorkshire, DL6 1BF, UK.
David TorgersonYork Trials Unit, Department of Health Sciences, University of York, York, YO10 5DD, UK.
Catherine HewittYork Trials Unit, Department of Health Sciences, University of York, York, YO10 5DD, UK.

Funding

College of Policing, Higher Education Funding Council for England and the Home Office J05
6 · The paper itself

Abstract

backgroundThere has been an increased drive towards Evidence Based Policing in recent years. Unlike in other public sector services, such as health and education, randomised controlled trials in the police setting are relatively rare. This paper discusses some of the methodological and practical challenges of conducting a randomised controlled trial in the police setting in the UK, based on our experience of the Connect trial. This pragmatic, cluster-randomised controlled trial investigated the effectiveness of a face-to-face training intervention for frontline officers in comparison to routine training. The primary outcome was the number of incidents which resulted in a police response reported to North Yorkshire Police control room in a 1-month period up to 6 months after delivery of training. MAIN TEXT: The methodological and practical challenges that we experienced whilst conducting the Connect trial are discussed under six headings: establishing the unit of randomisation; population of interest and sample size; co-production of evidence; time frame; outcomes; and organisational issues.

conclusionRecommendations on the conduct of future randomised controlled trials in the police setting are made. To understand the context in which research is undertaken, collaboration between police and academia is needed and police officers should be embedded within trial management groups. Engagement with police data analysts to understand what data is available and facilitate obtaining trial data is also recommended. Police forces may wish to review their IT systems and recording practices. Pragmatic trials are encouraged and time frames need to allow for trial set-up and obtaining relevant ethical approvals.

trial registrationISRCTN Registry, ID: ISRCTN11685602 . Retrospectively registered on 13 May 2016.

Indexed as

PoliceData AnalysisHumansIntersectoral CollaborationOutcome Assessment, Health CarePragmatic Clinical Trials as TopicRandomized Controlled Trials as TopicSample SizePolicePragmaticRandomised controlled trials

Identifiers

PMID29273077
PMCPMC5741873

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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.