Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
ENDS devices provided to participants based on randomized group (Cigalike then Button-operated or Button-operated then Cigalike)
| Devices Used | Flavor | Nicotine Concentration | Propylene glycol/Vegetable glycerin Ratio | Nicotine Delivery |
|---|---|---|---|---|
| Cigalike Device (Blu) | Tobacco | 24 mg/ml | 70/30 | 4.56 ng/ml after 20 puffs in 10 minutes (D’Ruiz, O’Connell, Graff, & Yan, 2017). |
| Button-operated Device (eGO) | Tobacco | 36 mg/ml | 70/30 | 6.9 ng/ml after 10 puffs in 5 minutes (Hiler et al., 2017) |
