Table 1

Characteristics of ENDS and cigarette users in the video sample

Conventional cigarette users
 Number of videos observed9
 Number of different people studied9
  Percentage of men56%
  Percentage of women44%
 Self-reported ages in years4
  Did not state56%
ENDS users
 Total number of videos observed64
  Videos with only one brand/video56
  Videos with two or more brands/video8
 Number of different people studied64
  Percentage of men84%
  Percentage of women16%
 Self-reported ages in years
  Did not state17%
  • Ages were self-reported on users YouTube profile pages.

  • ENDS, electronic nicotine delivery systems.