Evidence map›Paper›PMID 23590163›Full record

Trial reportEnvironmental science & technology2013

Viewing nature scenes positively affects recovery of autonomic function following acute-mental stress.

Daniel K Brown, Jo L Barton, Valerie F Gladwell

Registry-linked trialAbstract readRandomized Controlled Trial
In one paragraph

Trial report in Environmental science & technology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04592770 (Effect of Nature-based Exercise on Post-traumatic Growth Among People With Post-traumatic Stress), which is not on this map. Cited by 99 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
99citing papers in PubMed, 4 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.

NCT04592770 nacompletednot on this mapstarted 2021, after this paper: background citation

Effect of Nature-based Exercise on Post-traumatic Growth Among People With Post-traumatic Stress: A Randomized Placebo-controlled Trial Designed to Observe Psychophysiological Alterations Before to After Intervention

TypeinterventionalSponsorUniversity of KarachiRan2021 to 2021Enrolled246ConditionsPost Traumatic Stress DisorderArmsNature based walk therapy, Sit in nature
3 · Its place in the literature

Who cites it

99 citing papers in PubMed, 4 syntheses or guidelines pooled it.

  1. Pooled it
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  3. Regular Doses of Nature: The Efficacy of Green Exercise Interventions for Mental Wellbeing.International journal of environmental research and public health · 2020
    Pooled it
  4. Physiological Benefits of Viewing Nature: A Systematic Review of Indoor Experiments.International journal of environmental research and public health · 2019
    Pooled it
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  11. Effect of Traffic Noise and Relaxations Sounds on Pedestrian Walking Speed.International journal of environmental research and public health · 2018
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  15. Review
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39 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

3 authors.

Daniel K BrownSchool of Biological Sciences, University of Essex, Colchester, CO4 3SQ, United Kingdom. dkbrow@essex.ac.uk
Jo L Barton
Valerie F Gladwell

Funding

British Heart Foundation FS/10/32/28204
6 · The paper itself

Abstract

A randomized crossover study explored whether viewing different scenes prior to a stressor altered autonomic function during the recovery from the stressor. The two scenes were (a) nature (composed of trees, grass, fields) or (b) built (composed of man-made, urban scenes lacking natural characteristics) environments. Autonomic function was assessed using noninvasive techniques of heart rate variability; in particular, time domain analyses evaluated parasympathetic activity, using root-mean-square of successive differences (RMSSD). During stress, secondary cardiovascular markers (heart rate, systolic and diastolic blood pressure) showed significant increases from baseline which did not differ between the two viewing conditions. Parasympathetic activity, however, was significantly higher in recovery following the stressor in the viewing scenes of nature condition compared to viewing scenes depicting built environments (RMSSD; 50.0 ± 31.3 vs 34.8 ± 14.8 ms). Thus, viewing nature scenes prior to a stressor alters autonomic activity in the recovery period. The secondary aim was to examine autonomic function during viewing of the two scenes. Standard deviation of R-R intervals (SDRR), as change from baseline, during the first 5 min of viewing nature scenes was greater than during built scenes. Overall, this suggests that nature can elicit improvements in the recovery process following a stressor.

Indexed as

Stress, PsychologicalAdultAffectAgedAutonomic Nervous SystemBlood PressureFemaleHeart RateHumansMaleMiddle AgedNatureSelf ConceptYoung Adult

Identifiers

PMID23590163
PMCPMC3699874

What OpenQuestion holds

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Read underepoch 390

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.