Fig. 1
From: Preferences for different features of ENDS products by tobacco product use: a latent class analysis
4 class solution for all features. a: 4 class solution for features related to cost of use. b: 4 class solution for features related to health effects. c: 4 class solution for features related to the device. Class 1: People with high nicotine dependence. Class 2: People with moderate tobacco use. Class 3: People who use ENDS and combustible tobacco. Class 4: People who use ENDS predominantly. On each figure, the horizontal axis has the different levels of represented features while the vertical axis represents preferences. For each class, a higher number on the Y axis indicates a higher preference for the corresponding ENDS feature level on the X-axis