NCT01555385已完成不适用
The Effects of Nutritive and Non-nutritive Breakfast on Subjective Mental Workload During Multitasking - a Pilot Study in Healthy Volunteers
适应症
干预措施
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 入组人数
- 13
- 试验地点
- 1
- 主要终点
- Brain measures of mental workload (ERP 300 amplitude and latency) and heart rate
研究概览
简要总结
The aim of the study is to investigate the influence of nutritive (high-protein or high-carbohydrate) and non-nutritive (low energy) breakfast on psychological and physiological responses of mental workload during multitasking in healthy volunteers.
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
- Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)
入排标准
- 年龄范围
- 22 Years 至 45 Years（Adult）
- 性别
- All
- 接受健康志愿者
- 是
入选标准
- •eats usually breakfast
- •use computer mouse with right hand
- •normal sleep-wake rhythm between 9 pm and 8 am
- •in females hormonal contraception
排除标准
- •gastrointestinal disease, diabetes or any other significant major medical morbidity
- •milk allergy
- •lactose intolerance
- •excess use of alcohol, coffee, tea, cola drinks (> 10 doses/day)
- •pregnancy and breast feeding
- •no medication or dietary supplements influencing measured responses
- •BMI > 30 kg/m2 or < 18 kg/m2
研究组 & 干预措施
Dietary supplement: high-protein breakfast
Active Comparator
high-protein juice
干预措施: Breakfast juice (Dietary Supplement)
Dietary supplement: high-carbohydrate breakfast
Active Comparator
high-carbohydrate juice
干预措施: Breakfast juice (Dietary Supplement)
Dietary supplement: low energy breakfast
Placebo Comparator
low-calorie juice
干预措施: Breakfast juice (Dietary Supplement)
结局指标
主要结局
Brain measures of mental workload (ERP 300 amplitude and latency) and heart rate
时间窗: 1 day
次要结局
- Subjective mental workload and mood measurement assessed using visual analogue scale in response to test meal.(1 day)
- cognitive function measurements(1 day)
- Blood concentration of glucose(1 day)
- salivary cortisol(1 day)
- Blood concentration of tryptophan in relation to other large neutral amino acids(1 day)
研究者
Katri Peuhkuri
Principal investigator, postdoctoral reseacher, authorized nutritionist
University of Helsinki
研究点 (1)
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