NCT01057875已完成不适用
The Effects of Caffeine on Exhaled Nitric Oxide Levels and Methacholine PC20
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
- 15
- 试验地点
- 1
- 主要终点
- methacholine pc20
研究概览
简要总结
To investigate whether or not the ingestion of caffeine with alter airway responsiveness to methacholine and/or change the level of exhaled nitric oxide.
研究设计
- 研究类型
- Interventional
- 分配方式
- Randomized
- 干预模型
- Crossover
- 主要目的
- Treatment
- 盲法
- Single (Participant)
入排标准
- 年龄范围
- 18 Years 至 —（Adult, Older Adult）
- 性别
- All
- 接受健康志愿者
- 否
入选标准
- •clinical diagnosis of asthma
- •FEV1 greater than 65%
排除标准
- •asthma is poorly controlled
- •presence of other airway disease (e.g. COPD)
研究组 & 干预措施
decaffeinated coffee
Placebo Comparator
Starbuck's Grande Pike Roast Decaf
干预措施: No caffeine (Other)
coffee with caffeine
Experimental
干预措施: caffeine (Other)
结局指标
主要结局
methacholine pc20
时间窗: 1 hour post ingestion
次要结局
未报告次要终点
研究者
研究点 (1)
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