Evidence map›Paper›PMID 32206335›Full record

ArticleJournal of rehabilitation and assistive technologies engineering

The Activ8 activity monitor: Validation of posture and movement classification.

Herwin Horemans, Hedwig Kooijmans, Rita van den Berg-Emons, Hans Bussmann

Registry-linked trialAbstract read
In one paragraph

Article in Journal of rehabilitation and assistive technologies engineering. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05605912 (Efficacy of the Myosuit for Increasing Daily Life Gait Performance in the Home and Community Setting and Gait Capacity in People With Incomplete Spinal Cord Injury), which is not on this map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing 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.

NCT05605912 nacompletednot on this map

Efficacy of the Myosuit for Increasing Daily Life Gait Performance in the Home and Community Setting and Gait Capacity in People With Incomplete Spinal Cord Injury

TypeinterventionalSponsorSint MaartenskliniekRan2022 to 2025Enrolled34ConditionsIncomplete Spinal Cord InjuryArmsControl, Myosuit
3 · Its place in the literature

Who cites it

17 citing papers in PubMed.

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  14. A DEDICATED AMPUTEE SPORTS PROGRAMME IMPROVES PHYSICAL FUNCTIONING AND SPORTS PARTICIPATION.Journal of rehabilitation medicine. Clinical communications · 2023
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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

4 authors.

Herwin HoremansErasmus MC, Rotterdam, Netherlands.ORCID https://orcid.org/0000-0003-3022-7751
Hedwig KooijmansErasmus MC, Rotterdam, Netherlands.
Rita van den Berg-EmonsErasmus MC, Rotterdam, Netherlands.
Hans BussmannErasmus MC, Rotterdam, Netherlands.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionTo set up and guide interventions with the aim to increase physical activity and lower sedentary behavior valid monitoring of physical behavior is essential. The aim of this study was to evaluate the validity of the single-unit Activ8 activity monitor to classify several body postures and movements.

methodsTwelve healthy adults performed a series of activities, representative for everyday life, according to a standard protocol. Activ8 was both worn in the trouser pocket (prescribed location) and fixated to the front of the thigh. Activities were video recorded and analyzed thereafter. Postures and movements that were analyzed were lying/sitting, standing, walking, cycling, and running.

resultsThe agreement between Activ8 output and video analysis was 89.7% (inter-subject range: 66.0 to 96.6%) for the pocket location and 91.9% (range 85.5 to 95.1%) for the thigh location. Sensitivity and positive predictive value scores for both locations were all above 80%, except for standing (69% or higher). Differences in classified duration of separate postures and movements were within 20% for walking, sitting and running.

conclusionThe Activ8 is a valid instrument to quantify a defined set of body postures and movements. Because of the smaller time difference, the thigh location is preferred for research purposes.

Indexed as

Accelerometryphysical activityphysical activity assessmentpiezoelectric devicesrehabilitation devices

Identifiers

PMID32206335
PMCPMC7079304

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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.