About this trial
The purpose of this study is to examine physical activity habit formation in parents and if this can increase moderate to vigorous physical activity behavior in their children over six months. The Primary Research Question is:
Does the habit formation condition result in increased moderate-vigorous intensity physical activity of the child compared to the control (education) and education + planning conditions at six months? Hypothesis: Child physical activity will be higher for the habit formation condition in comparison to the more standard physical activity education and planning conditions at six months.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
parents with children between the ages of 6 and 12 years
self-report low family physical activity
target child is not meeting Canada's Physical Activity guidelines
Disqualifiers
None
Trial design
Parallel
Treatments tested in this trial
Family Physical Activity Planning
BehavioralFamilies will receive the same guidelines as the standard education control group but will also be provided with family physical activity planning material. This material will include a skill training content workbook on how to plan for family physical activity. The material includes a brainstorming exercise for parents where they list physical activities they think their children have found fun in the past, as well as activities that they would find enjoyable to do as a family. We will provide this material as prompts/suggestions. Families will be instructed to plan for "when," "where," "how," and "what" physical activity will be performed \& then track their physical activity. These aspects will be re-introduced and discussed at week 6 and week 12 in booster sessions
Family Physical Activity Habit Formation
BehavioralFamilies will receive the same content as the education control condition and the physical activity planning condition but with additional material on creating physical activity support habits. A key component of the habit section will be based on planning for context-dependent repetition, with pointers on how to maintain repetition as habit forms. The importance of creating cues for parental support of child physical activity is then outlined. Cues will also be considered factors that a) can precede the support activity but b) not be present very often when the activity is not to be performed. We will suggest that cues that have repeated exposure during times when family physical activity is not present Parents will then be asked to brainstorm and create a plan of consistency and cues with the workbooks provided. These aspects will be re-introduced and discussed at week 6 and week 12 in booster sessions.
Treatment groups
Trial outcomes
Primary outcomes
Change from baseline in children's physical activity to 6 months
Children's physical activity will be quantified by accelerometry. Children will wear an accelerometer for a minimum of 10 hours per day for 7 days at baseline and 6 months. Additionally this measure will assess intermediate outcomes at 6 weeks and 3 months.
Secondary outcomes
Change from baseline in personal physical activity to six months (child PA)
The target child will complete a modified version of the Physical Activity Questionnaire for Children (PAQ-C) to assess habitual moderate to vigorous physical activity. The Godin Leisure-Time Exercise Questionnaire (LSI) will be used to measure parent-reported child physical activity. Questions assess intensity, frequency, and duration of physical activity in an average week. These measures will be assessed at baseline, 6 weeks, 3 months, and 6 months.
Change from baseline in self-reported family based physical activity to six months
A modified Godin Leisure-Time Exercise Questionnaire (LSI) will be used to measure parent reported family physical activity. Questions ask about frequency and duration of structured vs unstructured physical activity performed as a family. Additionally, this measure will assess intermediate outcomes at 6 weeks and 3 months
Change from baseline in weight at 6 months
Weight will be measured in kilograms using a scale as per standard anthropometric procedures. Change in weight will be examined from baseline to 6 months (post-intervention). Weight measurement will also contribute to change in BMI.
Change from baseline in height at 6 months
Height will be measured in centimeters using a stadiometer as per standard anthropometric procedures. Change in height will be examined from baseline to 6 months (post-intervention). Height measurement will also contribute to change in BMI.
Other outcomes
TERTIARY OUTCOME - Change from baseline in personal physical activity to 6 months (parent)
Tertiary Outcome Measure The Godin Leisure-Time Exercise Questionnaire (LSI) will be used to measure self - reported physical activity at baseline, 6 weeks, 3 months, 6 months. Questions assess intensity, frequency, and duration of physical activity in an average week.
TERTIARY OUTCOME - Change from baseline in health-related quality of life at 6 months
Tertiary Outcome Measure Quality of life will be assessed with parents using the 12 item Short Form Health Survey. Scores can range from 0-100 with a higher score indicating better health. Change in health-related quality of life from baseline to 6 months (i.e., post-intervention) will be examined with intermediate time points of 6 weeks and 3 months as well.
TERTIARY OUTCOME - Change from baseline in family functioning at 6 months
Tertiary Outcome Measure Family Environment Scale is used to assess family functioning at baseline, 6 weeks, 3 months, and 6 months. Total score can range from 0 (total agreement between family members) to 90 (total disagreement between family members).
TERTIARY OUTCOME - Change from baseline in motivations (MPAC constructs) at 6 weeks
Tertiary Outcome Measure Motivations for supporting child based physical activity will be measured using the constructs of the Theory of Planned Behaviour \& Self Determination Theory including affective attitude, instrumental attitude, perceived behavioural control, behavioural regulation, intention, and identity. These measures are all part of the Multi Process Action Control Framework (MPAC).
Sponsors and contacts
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University of Victoria
Lead sponsor
Heart and Stroke Foundation of Canada
Collaborator
University of British Columbia
Collaborator
Dalhousie University
Collaborator
University of Alberta
Collaborator
King's College London
Collaborator