The goal of this clinical trial is to use psychophysiological methods to test the effects of a message source (expert and peer) and message presentation types (one-sided and two-sided) to identify the optimal message type for young adults who vape and do not vape.
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Visual Attention
Timeframe: The entire duration of message from beginning of its delivery to the completion of viewing, up to 45 minutes.
Allocation of Cognitive Resources
Timeframe: Baseline and immediately after viewing all the messages (approximately 45 minutes).
Arousal
Timeframe: Baseline and immediately after viewing all the messages (approximately 45 minutes).