Evidence map›Paper›PMID 31113451›Full record

ArticleBMC medicine2019

Commentary on a recent article on the effects of the 'Daily Mile' on physical activity, fitness and body composition: addressing key limitations.

Andy Daly-Smith, Jade L Morris, Matthew Hobbs, Jim McKenna

Abstract readLetterComment
In one paragraph

Article in BMC medicine, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed, 2 pooled it
–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

7 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Article
  4. Article
  5. Article
  6. Article
  7. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Andy Daly-SmithSchool of Sport, Leeds Beckett University, Headingley Campus, Headingley, Leeds, LS6 3QS, UK. a.daly-smith@leedsbeckett.ac.uk.ORCID 0000-0003-4830-9376
Jade L MorrisSchool of Sport, Leeds Beckett University, Headingley Campus, Headingley, Leeds, LS6 3QS, UK.
Matthew HobbsThe GeoHealth Laboratory, The Geospatial Research Institute, University of Canterbury, Christchurch, New Zealand.
Jim McKennaSchool of Sport, Leeds Beckett University, Headingley Campus, Headingley, Leeds, LS6 3QS, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A recent pilot study by Chesham et al. in BMC Medicine established some initial effects of the Daily Mile™ using a quasi-experimental repeated measures design, with valid and reliable outcome assessments for moderate-to-vigorous physical activity, fitness and body composition. Their contribution is important and welcome, yet, alone, it is insufficient to justify the recent UK-wide adoption of the Daily Mile within the Childhood Obesity Plan. The study concluded that the Daily Mile had positive effects on moderate-to-vigorous physical activity, fitness and body composition, suggesting that intervention effectiveness was confirmed. However, only some of the significant limitations of the work were addressed. Herein, we identify and discuss six key limitations, which, combined, suggest a more tentative conclusion. In summary, evidence supporting the effectiveness of the Daily Mile is in its infancy and requires refinement to fully justify its widespread adoption. Further, we need to be cautious considering that the full range of its impacts, both positive and negative, remain to be fully established.

Indexed as

ExercisePhysical FitnessBody CompositionChildHumansPilot ProjectsSchoolsChildrenClassroom movement breaksLessonsPhysical activityPhysically active learningPrimary schoolsRun-walk breaksThe Daily Mile™

Identifiers

PMID31113451
PMCPMC6530181

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.