Nicotine Concentration and Forms: Differential Appeal to Smokers Versus Non-Smokers

Degree of Liking or Disliking of Sensations

时间窗: The outcome measure was assessed immediately after each vaping session. During each vaping session, participants took two puffs of each of the 10 study conditions within a single study visit lasting up to 3 hours.

Self-report measure completed following e-cigarette self-administration, using the Labeled Hedonic Scale (LHS). Scores range from -100 (most disliked imaginable) to 100 (most liked imaginable) with higher scores indicating a greater degree of liking.

Behavioral Intentions for Continued Use

时间窗: The outcome measure was assessed immediately after each vaping session. During each vaping session, participants took two puffs of each of the 10 study conditions within a single study visit lasting up to 3 hours.

Self-report measure on a 7-point scale completed following e-cigarette self-administration. Ratings range from1 (extremely unlikely) to 7 (extremely likely) with higher scores indicating a higher likelihood of continuing to use the product.

Intensity of Sensory Attributes

时间窗: The outcome measure was assessed immediately after each vaping session. During each vaping session, participants took two puffs of each of the 10 study conditions within a single study visit lasting up to 3 hours.

5-item self-report measure completed following e-cigarette self-administration, using the general Labeled Magnitude Scale (gLMS). Scores range from 0 (no sensation) to 100 (strongest imaginable) with higher scores indicating a greater sensation intensity.