Application of the Occupational Sitting and Physical Activity Questionnaire (OSPAQ) to office based workers

Background: The workplace is a setting where sedentary behaviour is highly prevalent. Accurately measuring physical activity and sedentary behaviour is crucial to assess the impact of behavioural change interventions. This study aimed to evaluate the reliability and criterion validity of the Occupat...

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Main Authors: Jancey, Jonine, Tye, Marian, McGann, Sarah, Blackford, Krysten, Lee, Andy
Format: Journal Article
Published: BioMed Central Ltd 2014
Subjects:
Online Access:http://hdl.handle.net/20.500.11937/4354
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author Jancey, Jonine
Tye, Marian
McGann, Sarah
Blackford, Krysten
Lee, Andy
author_facet Jancey, Jonine
Tye, Marian
McGann, Sarah
Blackford, Krysten
Lee, Andy
author_sort Jancey, Jonine
building Curtin Institutional Repository
collection Online Access
description Background: The workplace is a setting where sedentary behaviour is highly prevalent. Accurately measuring physical activity and sedentary behaviour is crucial to assess the impact of behavioural change interventions. This study aimed to evaluate the reliability and criterion validity of the Occupational Sitting and Physical Activity Questionnaire (OSPAQ) and compare with data collected by accelerometers. Methods: A test-retest study was undertaken on 99 participants using the OSPAQ. Data were then compared to accelerometer records of 41 participants. Reliability was assessed by paired t-test and intra-class correlations (ICC) via a two-way mixed model based on absolute agreement. Difference and agreement were measured by comparison of mean self-reported data with accelerometer data using the Pearson’s correlation coefficient and Bland-Altman plots. Results: The ICCs for minutes spent sitting (0.66), standing (0.83) and walking (0.77) showed moderate to strong test-retest reliability. No significant differences were found between the repeated measurements taken seven days apart. Correlations with the accelerometer readings were moderate. The Bland-Altman plots showed moderate agreement for standing time and walking time but systematic variation for sedentary time. Conclusion: The OSPAQ appears to have acceptable reliability and validity measurement properties for application in the office workplace setting.
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spelling curtin-20.500.11937-43542017-10-02T02:28:05Z Application of the Occupational Sitting and Physical Activity Questionnaire (OSPAQ) to office based workers Jancey, Jonine Tye, Marian McGann, Sarah Blackford, Krysten Lee, Andy Sedentary behaviour Physical activity Workplace Health promotion Background: The workplace is a setting where sedentary behaviour is highly prevalent. Accurately measuring physical activity and sedentary behaviour is crucial to assess the impact of behavioural change interventions. This study aimed to evaluate the reliability and criterion validity of the Occupational Sitting and Physical Activity Questionnaire (OSPAQ) and compare with data collected by accelerometers. Methods: A test-retest study was undertaken on 99 participants using the OSPAQ. Data were then compared to accelerometer records of 41 participants. Reliability was assessed by paired t-test and intra-class correlations (ICC) via a two-way mixed model based on absolute agreement. Difference and agreement were measured by comparison of mean self-reported data with accelerometer data using the Pearson’s correlation coefficient and Bland-Altman plots. Results: The ICCs for minutes spent sitting (0.66), standing (0.83) and walking (0.77) showed moderate to strong test-retest reliability. No significant differences were found between the repeated measurements taken seven days apart. Correlations with the accelerometer readings were moderate. The Bland-Altman plots showed moderate agreement for standing time and walking time but systematic variation for sedentary time. Conclusion: The OSPAQ appears to have acceptable reliability and validity measurement properties for application in the office workplace setting. 2014 Journal Article http://hdl.handle.net/20.500.11937/4354 10.1186/1471-2458-14-762 BioMed Central Ltd fulltext
spellingShingle Sedentary behaviour
Physical activity
Workplace
Health promotion
Jancey, Jonine
Tye, Marian
McGann, Sarah
Blackford, Krysten
Lee, Andy
Application of the Occupational Sitting and Physical Activity Questionnaire (OSPAQ) to office based workers
title Application of the Occupational Sitting and Physical Activity Questionnaire (OSPAQ) to office based workers
title_full Application of the Occupational Sitting and Physical Activity Questionnaire (OSPAQ) to office based workers
title_fullStr Application of the Occupational Sitting and Physical Activity Questionnaire (OSPAQ) to office based workers
title_full_unstemmed Application of the Occupational Sitting and Physical Activity Questionnaire (OSPAQ) to office based workers
title_short Application of the Occupational Sitting and Physical Activity Questionnaire (OSPAQ) to office based workers
title_sort application of the occupational sitting and physical activity questionnaire (ospaq) to office based workers
topic Sedentary behaviour
Physical activity
Workplace
Health promotion
url http://hdl.handle.net/20.500.11937/4354