N/A N=40 Effect of Waterpipe Size on Smoking Behavior and Exposures
Waterpipe Size
Primary: Waterpipe Evaluation Scale — 4.2; 4.4; 4.7 units on a scale
Clinical Trial Search
Completed trials with posted results — search by concept, filter by the parameters that matter at the bedside.
N/A N=85 Assessing Toxicity of Waterpipe Tobacco Smoking
Waterpipe Smoking
Primary: Comparing Cotinine Pre-to-post Change Between 2 Waterpipe Smoking Sessions: Heating Waterpipe Tobacco by (a) Charcoal vs (b) an Electric Head — 34.9; 26.4 ng/mL — p=0.115
N/A N=80 The Impact of Waterpipe Tobacco Flavors on Waterpipe Smoking Intentions, Perceptions, Patterns, and Toxicant Exposure
Smoking, Hookah · Waterpipe Smoking
Primary: Level of Smoke Inhalation Measured by Topography Device — 50.96; 77.79; 63.17; 51.60 Liters
N/A N=1,215 Comparison of Text and Pictorial Waterpipe Tobacco Warnings Among Young Adults
Waterpipe Tobacco Smoking
Primary: Behavioral Intentions — 1.83; 1.72; 2.21 score on a scale
N/A N=54 Hookah Additive Research to Inform Product Standards
Tobacco-Related Carcinoma
Primary: Change in Exhaled Breath Carbon Monoxide (CO) — 80.1; 40.8; 62.5; 45.5 ppm
N/A N=1,507 Consumer Perceptions of Waterpipe Tobacco Packaging and Digital Marketing Claims
Waterpipe Tobacco Smoking
Primary: Willingness to Try Hookah Tobacco (Packaging Task ) — 1.9; 1.87; 1.9; 1.63 score on a scale