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Table 1 Starting e-liquid nicotine strengths and cigarettes per day

From: Reported patterns of vaping to support long-term abstinence from smoking: a cross-sectional survey of a convenience sample of vapers

Starting strength (mg) Participants (n = 200) Mean CPD
0–6a 21 28.3
7–12 25 23.8
13–18 67 28.2
19–24 57 30.5
25+ 30 36.8
  1. aNote only a single participant reported using 0 mg/ml as a starting e-liquid nicotine concentration