NCT05266183已完成不适用
Combined Effects of Simultaneous Variety and Portion Size on Meal Intake of Women
适应症
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 入组人数
- 44
- 试验地点
- 2
- 主要终点
- Change in energy intake
研究概览
简要总结
The primary purpose of this study is to investigate the combined effects of simultaneous meal variety and portion size on food intake at a meal. Additionally, other individual characteristics will be examined for their influence on the effects of simultaneous variety and portion size on meal intake.
研究设计
- 研究类型
- Interventional
- 分配方式
- Randomized
- 干预模型
- Crossover
- 主要目的
- Basic Science
- 盲法
- Single (Participant)
入排标准
- 年龄范围
- 20 Years 至 65 Years（Adult, Older Adult）
- 性别
- Female
- 接受健康志愿者
- 否
入选标准
- •Be willing and able to travel to Penn State University Park campus weekly for meals
- •Be fully vaccinated against COVID-19
- •Be a woman 20 - 65 years old
- •Regularly eat 3 meals/day
- •Be willing to refrain from drinking alcohol the day before and during test days
- •Have a body mass index between 18.0 and 35.0 kg/m*m
- •Be willing to refrain from eating after 10 pm the evening before test sessions
- •Be willing to participate in all study procedures
排除标准
- •Must not be a smoker
- •Must not be an athlete in training
- •Must not be pregnant or breastfeeding at the time of screening
- •Must not have taken prescription or non-prescription drugs that may affect appetite or food intake within the last 3 months
- •Must not dislike or be unable to eat the test foods (because of allergies, intolerance, or dietary restrictions)
- •Must not have a high variability in liking of the test foods
- •Must not be currently dieting to gain or lose weight
- •Must not have a health condition that affects appetite
- •Must not have participated in a similar study in our lab in the past year
- •Must not be a student, faculty, or staff member in nutritional sciences or psychology
结局指标
主要结局
Change in energy intake
时间窗: Weeks 1, 2, 3, 4
Energy intake (kilocalories) of all meal components consumed, calculated from weight and energy density
Change in intake by weight
时间窗: Weeks 1, 2, 3, 4
Weight (grams) of all meal components consumed
次要结局
- Change in meal duration(Weeks 1, 2, 3, 4)
- Change in sip count(Weeks 1, 2, 3, 4)
- Change in bite count(Weeks 1, 2, 3, 4)
- Change in switching between bites and sips(Weeks 1, 2, 3, 4)
- Change in switching between different foods(Weeks 1, 2, 3, 4)
- Change in rating of desire to eat food samples(From before the test meal to after the test meal in weeks 1, 2, 3, 4)
- Change in rating of fullness(From before the test meal to after the test meal in weeks 1, 2, 3, 4)
- Change in mean eating rate(Weeks 1, 2, 3, 4)
- Change in mean bite size(Weeks 1, 2, 3, 4)
- Change in mean drinking rate(Weeks 1, 2, 3, 4)
- Change in mean sip size(Weeks 1, 2, 3, 4)
- Change in rating of nausea(From before the test meal to after the test meal in weeks 1, 2, 3, 4)
- Change in rating of hunger(From before the test meal to after the test meal in weeks 1, 2, 3, 4)
- Change in rating of prospective consumption(From before the test meal to after the test meal in weeks 1, 2, 3, 4)
- Change in rating of pleasantness of the taste of food samples(From before the test meal to after the test meal in weeks 1, 2, 3, 4)
- Change in rating of thirst(From before the test meal to after the test meal in weeks 1, 2, 3, 4)
研究者
Barbara J. Rolls
Professor of Nutrition and Director of The Laboratory For The Study of Human Ingestive Behavior
Penn State University
研究点 (2)
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