Evidence map›Paper›PMID 26807349›Full record

ArticlePreventive medicine reports2016

Does Activity Space Size Influence Physical Activity Levels of Adolescents? - A GPS study of an urban environment.

Nolan C Lee, Christine Voss, Amanda D Frazer, Jana A Hirsch, Heather A McKay, Meghan Winters

Abstract read
In one paragraph

Article in Preventive medicine reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

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

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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

6 authors.

Nolan C LeeCentre for Hip Health and Mobility, 7/F - 2635 Laurel Street, Vancouver, BC, Canada V5Z 1M9; Vancouver Fraser Medical Program, Faculty of Medicine, University of British Columbia, 2350 Health Sciences Mall, Vancouver, BC, Canada V6T 1Z3.
Christine VossDepartment of Pediatrics, Faculty of Medicine, University of British Columbia, 4480 Oak Street, Vancouver, BC, Canada V6H 3V4.
Amanda D FrazerCentre for Hip Health and Mobility, 7/F - 2635 Laurel Street, Vancouver, BC, Canada V5Z 1M9.
Jana A HirschCentre for Hip Health and Mobility, 7/F - 2635 Laurel Street, Vancouver, BC, Canada V5Z 1M9; Carolina Population Center, University of North Carolina at Chapel Hill, 206 West Franklin St, Chapel Hill, NC, USA 27516.
Heather A McKayDepartments of Family Practice and Orthopaedics, Faculty of Medicine, University of British Columbia, 3114 - 910 West 10th Avenue Vancouver, BC, Canada V5Z 1M9.
Meghan WintersCentre for Hip Health and Mobility, 7/F - 2635 Laurel Street, Vancouver, BC, Canada V5Z 1M9; Faculty of Health Sciences, Simon Fraser University, 8888 University Drive, Burnaby, BC, Canada V5A 1S6.

Funding

POPULATION STUDIEST32HD007168 · NICHD · UNIV OF NORTH CAROLINA CHAPEL HILL · PI ELIZABETH A FRANKENBERG · 1985 to 2026
$13.8M
Carolina Population CenterR24HD050924 · NICHD · UNIV OF NORTH CAROLINA CHAPEL HILL · PI MORGAN, SAMUEL PHILIP · 2005 to 2014
$10.0M
Research Services CoreP2CHD050924 · NICHD · UNIV OF NORTH CAROLINA CHAPEL HILL · PI KAREN B GUZZO · 2015 to 2026
$9.6M
NICHD NIH HHS P2C HD050924NICHD NIH HHS R24 HD050924NICHD NIH HHS T32 HD007168
6 · The paper itself

Abstract

backgroundPhysical activity (PA) is closely linked with child and youth health, and active travel may be a solution to enhancing PA levels. Activity spaces depict the geographic coverage of one's travel. Little is known about activity spaces and PA in adolescents.

objectiveTo explore the relation between adolescent travel (using a spatial measure of activity space size) and daily moderate-to-vigorous PA (MVPA), with a focus on school days.

methodsIn Fall 2012, we used Global Positioning Systems to manually identify trips and generate activity spaces for each person-day; quantified by area for 39 students (13.8±0.6 years, 38% female) attending high school in urban Downtown Vancouver, Canada. We assessed the association between activity space area and MVPA using multi-level regression. We calculated total, school-day and trip-based MVPA for each valid person-day (accelerometry; ≥ 600 min wear time).

resultsOn school days, students accrued 68.2 min/day (95% CI 60.4-76.0) of MVPA. Daily activity spaces averaged 2.2 km

conclusionSchool and school travel are important sources of PA in Vancouver adolescents, irrespective of activity space area covered.

Indexed as

Activity spaceAdolescentHealth promotionPhysical activitySpatial behaviorTransportation

Identifiers

PMID26807349
PMCPMC4718608

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.