NCT01834547已完成1 期
Phase I Study About Effects of Caffeine, Methylphenidate, Modafinil and Placebo on Cognitive Performance of Chess Players.
K. Lieb1 个研究点 分布在 1 个国家目标入组 40 人开始时间: 2011年5月最近更新:
适应症
干预措施
相关药物
试验速览
- 阶段
- 1 期
- 状态
- 已完成
- 发起方
- 入组人数
- 40
- 试验地点
- 1
- 主要终点
- Chess games (win/ lose/ tie)
研究概览
简要总结
Effects of caffeine, methylphenidate, modafinil and placebo on cognitive performance of chess players in chess games and neuropsychiatric standardized tests. We hypothesize that substances will change cognitive performance in chess players leading to changed results in chess games and neuropsychiatric tests.
研究设计
- 研究类型
- Interventional
- 分配方式
- Randomized
- 干预模型
- Crossover
- 主要目的
- Health Services Research
- 盲法
- Triple (Participant, Care Provider, Investigator)
入排标准
- 年龄范围
- 18 Years 至 60 Years（Adult）
- 性别
- Male
- 接受健康志愿者
- 是
入选标准
- •18-60 years old
- •existence of ELO-number
排除标准
- •physical diseases (e.g. diabetes mellitus, etc.) with necessity of using prescription drugs
- •psychiatric diseases (e.g. psychosis, bipolar disorders, etc.) with necessity of using prescription drugs
- •addiction of psychoactive substances
- •smoker or quitter (< 5 years)
- •use of more than 5 cups of coffee per day
- •irregular day-night-rhythm (e.g. shift workers)
研究组 & 干预措施
caffeine
Experimental
caffeine
干预措施: caffeine (Drug)
placebo
Placebo Comparator
placebo
干预措施: placebo (Drug)
结局指标
主要结局
Chess games (win/ lose/ tie)
时间窗: two years
次要结局
- Cognitive performance measured with standardized neuropsychiatric tests (Tower of Hanoi, Trail-Making test, Stroop-Test, Psycho-Motor-Vigilance test, Wisconsin-Card-Sorting-Test, Balloon Analog Risk Task)(outcome of tests)
- time period for decision of chess games(results of ches games)
- measuring of risk taking behaviour, motivation, mood using standardized questionnaires(outcome of tests)
- adverse events(type of adverse events)
研究者
K. Lieb
Prof. Dr. med. K. Lieb
Johannes Gutenberg University Mainz
研究点 (1)
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