NCT01096303已完成不适用
Effects of Marijuana Smoking on Pulmonary Function in Patients With COPD
适应症
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 入组人数
- 200
- 试验地点
- 2
- 主要终点
- Obstructive limitation in pulmonary function test
研究概览
简要总结
The main hypothesis is that persons that smoke or smoked tobacco and marihuana have worsen lung function as compared with persons that only smoke or smoked tobacco.
详细描述
We will follow persons with already diagnosed COPD (chronic bronchitis and/or emphysema). Obtain their smoking history: tobacco and marihuana and review their pulmonary function study results. Then we are planning to compare both groups.
研究设计
- 研究类型
- Observational
- 观察模型
- Case Control
- 时间视角
- Cross Sectional
入排标准
- 年龄范围
- 25 Years 至 90 Years（Adult, Older Adult）
- 性别
- All
- 接受健康志愿者
- 否
入选标准
- •COPD patients former or current tobacco smokers
- •COPD patients former or current tobacco and marihuana smokers
排除标准
- •History of COPD without pulmonary function testing
- •Refusal to provide smoking or marihuana used history
结局指标
主要结局
Obstructive limitation in pulmonary function test
时间窗: 1 year
Comparison on the severity of obstruction among both groups
次要结局
- Airtrapping(1 year)
- Decreased diffusion capacity for carbon monoxide(1 year)
研究者
Rosa Estrada Y Martin
Associate Professor - I/M Pulmonary and Critical Care
The University of Texas Health Science Center, Houston
研究点 (2)
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