Figure 2

Acute positive effects after NVP and HTP use. NVP = nicotine vaping product, HTP = heated tobacco product, SD = standard deviation, MD* = mean within-person difference in outcome after NVP use minus HTP use with adjustment for period, CI = Confidence Intervals. Answer option a 10-point Likert scale, 1 = ‘not at all’ to 10 = ‘extremely’, normalised on 0% to 100% scale.