Related Experiment Video
Updated: Feb 9, 2026
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Quantifying Arms and Legs Contributions during Repetitive Electrically-Assisted Sit-To-Stand Exercise in Paraplegics: A Pilot Study
Published on: November 11, 2022
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Changes in Sitting Time and Sitting Fragmentation after a Workplace Sedentary Behaviour Intervention.
Jasmin Hutchinson1, Samuel Headley2, Tracey Matthews3
1Department of Exercise Science and Sport Studies, Springfield College, 263 Alden Street, Springfield, MA 01109, USA. jhutchinson@springfieldcollege.edu.
Summary
A personalized intervention successfully reduced prolonged sedentary behaviour (SB) bouts in college employees but did not significantly decrease daily sedentary time. This highlights the effectiveness of targeted strategies for specific SB components.
Area of Science:
- Public Health
- Occupational Health
- Behavioral Science
Background:
- Prolonged sedentary behaviour (SB) poses significant health risks.
- High population levels of SB necessitate effective interventions.
- College employees represent a demographic with potentially high SB.
Purpose of the Study:
- To evaluate a personalized intervention designed to reduce SB and increase breaks among college employees.
- To assess the impact of the intervention on daily sedentary time and the frequency of prolonged SB bouts.
Main Methods:
- A pre-experimental study design was employed with 36 college employees in Massachusetts, USA.
- Sedentary behaviour was measured using activPAL3 accelerometers over 7 days at baseline and after 16 weeks.
- Participants received a personalized consultation focusing on limiting SB bouts >30 minutes, supplemented by weekly email follow-ups.
Main Results:
- The intervention did not result in a significant reduction in daily sedentary minutes (p > 0.05).
- A significant decrease was observed in the number of sedentary bouts exceeding 30 minutes, with a reduction of 0.52 bouts/day (p = 0.010).
Conclusions:
- Personalized, consultation-based interventions can effectively reduce specific components of sedentary behaviour, such as prolonged bouts.
- While overall daily sedentary time was not significantly reduced, targeting specific behaviours shows promise for intervention development.
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