Motivation for Undertaking Extracurricular Physical Activity in Adolescents

Droblińska, Izabela; Hejmowska, Agata; Mazurkiewicz, Natalia

doi:10.2478/bjha-2013-0004

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Examining Patient Seating Solutions1

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2013

2015

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Cited by 2 publications

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“…The way one defines a construct affects the construct validity of a study. Our conceptual definition of physical effort is “work of the skeletal muscles together with an entire set of accompanying functional changes within the human organism” (Droblińska, Hejmowska, & Mazurkiewicz, 2013, p. 38). When one wishes to stand up from a seated position, a motor command is sent by neurons from the brain to the muscles effective in sit-to-stand movement (arm, leg, abdominal, and pelvic).…”

Section: Examining Patient Seating Solutionsmentioning

confidence: 99%

Making Your Instruments Work for You

Valipoor

Pati

2015

HERD

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Objective measures are alluring owing to the apparent robustness of data generated. However, there are numerous validity, reliability, cost, and logistics issues that can affect a study involving objective instruments. Using an ongoing study on patient chair design, this article highlights some of the important issues that an investigator must address, including repeatability, sensitivity and specificity, generalizability, integration, installation, budget, outcome, and time.

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Section: Examining Patient Seating Solutionsmentioning

confidence: 99%