PRE-STARt Intervention - Trial of an Interactive Family Based Lifestyle Programme
Prevention Strategies for Adolescents at Risk of Diabetes - A Randomised Controlled Trial of an Interactive Family-based Lifestyle Programme
研究概览
详细说明
To investigate whether the lifestyle programme results in changes to the following outcomes 3 and 6 months after baseline assessment (Child)
- An increase in objectively measured total amount of physical activity
- An increase in the proportion meeting MVPA guidelines (measured objectively)
- Reduction in time spent sedentary (measured objectively and self-reported)
- Change in self-reported physical activity
- Reduction in measures of adiposity (body mass index percentile, per cent body fat)
- Improvement in psychological factors that may mediate physical activity participation (self-efficacy, motivation, attitudes, social support and enjoyment of physical activity; and physical self-perceptions)
- Change in healthy food provision and parenting practices for healthy food
- Improvement in diet composition.
- Improvement in knowledge of physical activity and nutrition.
- Improvement in cardio-metabolic variables (blood pressure, glucose, HbA1c, cholesterol)
The Investigators will also include qualitative data collected from:
- Evaluation forms following each intervention workshop session which will be completed by the Parent/guardian, child and facilitator
- Feedback from focus groups to be held following completion of the total intervention i.e. 8 sessions
To investigate whether the lifestyle programme results in changes to the following outcomes 3 and 6 months after baseline assessment (Parent(s)/guardian(s))
- An increase in objectively measured total volume of physical activity
- An increase in the proportion meeting MVPA guidelines (measured objectively)
- Reduction in time spent sedentary (measured objectively and self-reported)
- Change in self-reported physical activity
- Reduction in measures of adiposity (body mass index percentile, per cent body fat)
- Change in healthy food provision and parenting practices for healthy food
- Improvement in diet composition.
- Improvement in knowledge of physical activity and nutrition.
研究类型
注册 (实际的)
阶段
- 不适用
联系人和位置
学习地点
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Leicester、英国、LE4 5pW
- University Hospitals of Leicester
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参与标准
资格标准
适合学习的年龄
接受健康志愿者
有资格学习的性别
描述
Inclusion Criteria:
Parents/guardians will answer questions in the eligibility questionnaire about their child and family health history. Participants will be invited to participate if they are 12-14 years old inclusive (12 years 0 days to 14 years 354 days old) and are identified as having the following risk factors for development of Type 2 Diabetes (which will be identified from the eligibility questionnaire):
BMI > 95th percentile for age and gender OR
BMI > 85th percentile PLUS one other from the following list:
- Family history of Diabetes (first degree relative).
- Non-white ethnicity.
- Watching TV/play computer games for more than 2 hours a day (self-report).
- Sugar intake more than 1.5 cans (or 532 ml) of fizzy pop/fruit juice per day (self-report).
Exclusion Criteria:
Young people will not be eligible for participation in the study if they are outside the age range of interest (<11 years and 364 days or >14 years and 1 day), have an existing diagnosis of Type 1 or Type 2 Diabetes, < 85th percentile. Young people will also be excluded if they themselves do not provide written assent or their parent/guardian does not provide written consent.
学习计划
研究是如何设计的?
设计细节
- 主要用途:预防
- 分配:随机化
- 介入模型:并行分配
- 屏蔽:无(打开标签)
武器和干预
参与者组/臂 |
干预/治疗 |
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无干预:Control
The control participants will not receive the educational intervention but will be provided with a detailed advice leaflet for themselves and their parents/guardians.
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其他:Intervention
The educational intervention participants will receive the eight 90 minute sessions of an interactive family based lifestyle programme.
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Participants will attend eight 90 minute sessions of an interactive lifestyle programme along with their parent(s)/guardian(s).
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研究衡量的是什么?
主要结果指标
结果测量 |
措施说明 |
大体时间 |
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The primary endpoint is to detect a change in objectively measured MVPA of 10 minutes per day within the intervention group at 6 months.
大体时间:6 months post baseline
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Participating children and adults will be asked to wear the wrist worn GENEActiv accelerometer (ActivInsights, Kimbolton, Cambridgeshire, UK) continuously for up to 8 days.
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6 months post baseline
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次要结果测量
结果测量 |
措施说明 |
大体时间 |
---|---|---|
An increase in total volume of physical activity
大体时间:3 and 6 months
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Participating children and adults will be asked to wear the wrist worn GENEActiv accelerometer (ActivInsights, Kimbolton, Cambridgeshire, UK) continuously for up to 8 days.
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3 and 6 months
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An increase in the proportion meeting MVPA guidelines
大体时间:3 and 6 months
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Participating children and adults will be asked to wear the wrist worn GENEActiv accelerometer (ActivInsights, Kimbolton, Cambridgeshire, UK) continuously for up to 8 days.
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3 and 6 months
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Reduction in time spent sedentary
大体时间:3 and 6 months
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Participating children and adults will be asked to wear the wrist worn GENEActiv accelerometer (ActivInsights, Kimbolton, Cambridgeshire, UK) continuously for up to 8 days.
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3 and 6 months
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Change in physical activity levels
大体时间:3 and 6 months
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Self reported - questionnaire
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3 and 6 months
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Reduction in Body mass index percentile (BMI)
大体时间:3 and 6 months
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Body mass will be measured to the nearest 0.1kg and height will be measured to the nearest 0.1 cm using a clinically approved bioelectrical impedance scale and a portable stadiometer, respectively.
BMI will be calculated as weight/height2 and will be converted to a BMI percentile based on WHO growth charts
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3 and 6 months
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Change in healthy food provision and parenting practices for healthy food
大体时间:3 and 6 months
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As parents are active participants in the intervention The Investigators will also query their knowledge and attitudes towards healthy eating and physical activity.
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3 and 6 months
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Improvement in diet composition
大体时间:3 and 6 months
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The Investigators will query the nutrition habits of participants to investigate any changes in the behaviours targeted in the workshops.
A food frequency questionnaire (FFQ) taken from the ISCOLE study that was adapted from the HBSC Study will be used to query the consumption of 23 food categories in a "usual" week.
The Investigators will also query breakfast consumption for weekdays and weekends.
The Investigators have also created ad hoc questions on other intervention targets of snacking behaviours, fruit and vegetable intake and fizzy drink consumption.
This ad hoc method has been used in other international multi-site studies.
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3 and 6 months
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Improvement in knowledge of physical activity and nutrition
大体时间:3 and 6 months
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The physical activity questionnaire for adolescents (PAQ-A) [62] will be used to assess the Types and context of physical activity in order to investigate changes in the Types of sports/exercise/activities the participating child may participate in (information which is not available from the accelerometer or the majority of other validated self-report questionnaires).
This questionnaire requests responses for the last 7 days by asking participants to check a list of activities for frequency of participation.
This questionnaire has received support from an expert panel and has also high validity against objective measures and moderate reliability.
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3 and 6 months
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Improvement in HbA1c
大体时间:3 and 6 months
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Biochemical measures (Child only) - HbA1c
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3 and 6 months
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Improvement in Triglycerides
大体时间:3 and 6 months
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Biochemical measures (Child only) - Triglycerides
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3 and 6 months
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Improvement in Glucose
大体时间:3 and 6 months
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Biochemical measures (Child only) - Glucose
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3 and 6 months
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Improvement in HDL-C
大体时间:3 and 6 months
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Biochemical measures (Child only) HDL-C
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3 and 6 months
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Improvement in Total Cholesterol
大体时间:3 and 6 months
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Biochemical measures (Child only) -Total cholesterol will be measured using a point-of-care testing (POCT) and LDL-C will be calculated.
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3 and 6 months
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Improvement in cardio-metabolic variables
大体时间:3 and 6 months
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Biochemical measures (Child only) - Capillary blood samples will be taken from each child using the finger prick method.
The CardioChek® system will be used as the POCT method.
The CardioChek® system is a portable hand held device that requires between 15 to 40 µL capillary sample from a finger-stick for each test.
The CardioChek® system is certified by the Cholesterol Reference Method Laboratory Network (CRMLN) and National Cholesterol Education Program (NCEP), is FDA-cleared, CE-marked, internationally registered, and is CLIA-waived by the Centers for Medicare & Medicaid Services, USA.
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3 and 6 months
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Blood Pressure (Child)
大体时间:3 and 6 months
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Arterial blood pressure will be measured using an automated sphygmomanometer with an appropriate sized cuff while the patient is seated, and having rested quietly for 5 minutes.
Three measurements will be obtained for blood pressure and an average of the last two will be used in any analysis.
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3 and 6 months
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Blood Pressure (Parent(s)/guardian(s))
大体时间:3 and 6 months
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Arterial blood pressure will be measured using an automated sphygmomanometer with an appropriate sized cuff while the patient is seated, and having rested quietly for 5 minutes.
Three measurements will be obtained for blood pressure and an average of the last two will be used in any analysis.
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3 and 6 months
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合作者和调查者
合作者
调查人员
- 首席研究员:Melanie J Davies, MD、University Hospitals, Leicester
研究记录日期
研究主要日期
学习开始
初级完成 (实际的)
研究完成 (实际的)
研究注册日期
首次提交
首先提交符合 QC 标准的
首次发布 (估计)
研究记录更新
最后更新发布 (实际的)
上次提交的符合 QC 标准的更新
最后验证
更多信息
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