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Status unknownNCT01729936SedestActivUpdated Feb 10, 2014

SedestActiv Project: Intervention to Reduce Diary Hours of Sitting Time in Overweight and Obese Patients

An interventional study of Sitting time Change Intervention in Overweight, Obese and Sedentary, sponsored by Fundacio d'Investigacio en Atencio Primaria Jordi Gol i Gurina. Status unknown at 1 site in Spain. Open to participants aged 25 Years to 65 Years. Per ClinicalTrials.gov, last updated 2014-02-10.

Sponsored by Fundacio d'Investigacio en Atencio Primaria Jordi Gol i Gurina · Not applicable, Interventional, and Prevention

The sponsor has not verified this record recently (last verified Feb 2014), so the status shown — last known as Recruiting — may be out of date.
Phase
Not applicable
Study type
Interventional
Enrollment
450
Allocation
Randomized
Ages
25 Years to 65 Years
Sex
All
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Study summary

Primary care centres are a key setting to treat people with overweight and moderate obesity. There is growing evidence that sitting for a long time is negatively associated with people's health. Interventions with the aim of reducing daily time of sedentary activities can be an effective strategy to increase daily energy expenditure. To improve the effectiveness of programmes promoting physical activity in primary care we need some clear action protocols that can be easily integrated in the daily routines of primary care professionals.

Objective. The objective of the study is to evaluate the effectiveness of a six-moth primary care intervention to reduce diary hours of sitting time in overweight and obese sedentary patients, as well as to increase their weekly caloric spend.

Methods. The design of the study is a simple randomized controlled trial. Ten primary care centers will be invited to participate and will be randomized into control (CG) and intervention group (IG). Each professional will randomly invite to participate voluntarily moderate obese or overweight patients (BMI: 25-34,9 kg/m2) of both sexes, aged between 25 and 65 years old, who are 6 or more than 6 hours daily sitting. A total of 400 subjects (200 individuals in each group) are needed. In addition, 50 subjects with fibromyalgia will be included in the study to know the feasibility of the intervention among them.

The main dependent variable (sitting times) will be measured with an ActivPAL during first and last intervention week. There will be a follow up after 3, 6 and 12 months of the end of the intervention. Other variables included in the study: number of steps walked, subjective level of physical activity, weight, height, BMI, skinfolds, waist circumference, triglycerides, total cholesterol, (LDL and HDL), glucose, sociodemographic variables, blood pressure and quality of life related to health. A descriptive analysis of all variables and a multivariate analysis to assess differences among intervention and control group will be undertaken. Multivariate analysis will be carried out to assess time changes of dependent variables. All the analysis will be done under the intention to treat principle.

Read the detailed description

The intervention will be based on a recommendation to find alternatives to progressively substitute Sitting time by doing the regular activities standing or walking. Control group will receive minimum advice.

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Conditions studied

  • Overweight
  • Obese
  • Sedentary

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Keywords

  • Sitting time
  • Overweight
  • Obese
  • Primary Health Care
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In context

Overweight

3,670 studies on the registry are indexed under Overweight; 850 are open to participants now.

This study's planned enrollment of 450 is above the median of 73 across 3,175 interventional studies indexed under Overweight.

Browse Overweight studies →

Lead sponsor

Fundacio d'Investigacio en Atencio Primaria Jordi Gol i Gurina is the lead sponsor of 158 studies on the registry; 20 are open to participants now.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
25 Years to 65 Years
Sexes eligible
All
Accepts healthy volunteers
No

Inclusion criteria

  • Overweight and moderate obese patients (BMI: 25-34,9 kg/m2).
  • Be 6 or more than 6 hours daily sitting.
  • Able to walk and stand up from a chair unaided.
  • Subjects who can guarantee a year continuity in the study.

Exclusion criteria

Exclusion Criteria:

  • Recommended contradictions to advising physical activity to overweight and obese people.
  • Have an obesity surgical operation.
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Study design

Phase
Not applicable
Primary purpose
Prevention
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Double (Investigator, Outcomes assessor)
Enrollment
450 participants (estimated)

Study arms

  • Experimental
    Sitting time Change Intervention

    Sitting time Change Intervention: recommendation to substitute Sitting time by doing the regular activities standing or walking. Duration: 6 month. Frequency: 1 time each 15 days during the first 4 month and 1 time each month the last 2 months.

    Behavioral: Sitting time Change Intervention

  • No intervention
    Active Control

    Control visits to the Primary Health Care Center

Interventions

  • BehavioralSitting time Change Intervention

    Intervention to find alternatives to substitute sitting time by doing the regular activities standing or walking.

    Also known as: SedestActiv Intervention

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What researchers measure

Primary outcomes

  1. To assess the effectiveness of a 6-month primary care intervention to reduce diary hours of Sitting time in overweight and obese patients, as well as to increase their weekly caloric spend

    In this part of the study will use two measure tools: 1) A sitting time test during a working day and during the weekends (Marshall Test). 2) The activPal device will measure the sitting, stand and walking minutes and Mets expended during a week period.

    Time frame: Baseline-6-9-12 and 18 month

Secondary outcomes

  1. Number of steps walked

    Time frame: Baseline-6-9-12 and 18 month

  2. Subjective level of physical activity

    Time frame: Baseline-6-9-12 and 18 month

  3. Quality of life related to health

    Time frame: Baseline-6-9-12 and 18 month

  4. Blood pressure

    Time frame: Baseline-6-9-12 and 18 month

Other outcomes

  1. Skinfolds and waist circumference

    Time frame: Baseline-6-9-12 and 18 month

  2. Triglycerides, total cholesterol and glucose

    Time frame: Baseline-6-9-12 and 18 month

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Study locations

1 of 1 sites recruiting
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References and documents

Publications

  • Rodriguez-Roca B, Urcola-Pardo F, Anguas-Gracia A, Subiron-Valera AB, Gasch-Gallen A, Anton-Solanas I, Gascon-Catalan AM. Impact of Reducing Sitting Time in Women with Fibromyalgia and Obesity: A Randomized Controlled Trial. Int J Environ Res Public Health. 2021 Jun 9;18(12):6237. doi: 10.3390/ijerph18126237. PubMed 34207661 ↗
  • Martin-Borras C, Gine-Garriga M, Martinez E, Martin-Cantera C, Puigdomenech E, Sola M, Castillo E, Beltran AM, Puig-Ribera A, Trujillo JM, Pueyo O, Pueyo J, Rodriguez B, Serra-Paya N; SEDESTACTIV Study Group. Effectiveness of a primary care-based intervention to reduce sitting time in overweight and obese patients (SEDESTACTIV): a randomized controlled trial; rationale and study design. BMC Public Health. 2014 Mar 5;14:228. doi: 10.1186/1471-2458-14-228. PubMed 24597534 ↗
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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Feb 10, 2014, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT01729936
Lead sponsor
Fundacio d'Investigacio en Atencio Primaria Jordi Gol i Gurina
Collaborators
Instituto de Salud Carlos III, Fondo de Investigacion Sanitaria, Preventive Services and Health Promotion Research Network
Responsible party
Sponsor
First posted
Nov 21, 2012
Start date
Jun 2012
Primary completion
Feb 2014 (estimated)
Completion
Dec 2016 (estimated)
Last update
Feb 10, 2014

Study contacts

Martínez R Elena
principal investigator · Institut Català de la Salut

Oversight

Data monitoring committee
Yes
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is status unknown, as verified in Feb 2014. You cannot join it, but the record below documents what was studied.

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