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Table 1 Baseline subjects demographics

From: Success rates with nicotine personal vaporizers: a prospective 6-month pilot study of smokers not intending to quit

  Parameter Mean (±SD)
Subjects eligible for inclusion (n = 50)   
  Age 41.0 (±8.9)
  Sex 30 M; 20 F
  Smoking Pack Years 31.3 (±13.9)
  FTND 6.0 (4, 7)*
  Beck Depression Inventory 6.5 (3, 13.5)*
  Cigarettes/day 25 (20, 30)*
  eCO 23 (17, 32.8)*
†Subjects available for week-24 analyses (n = 38)   
  Age 40.7 (±8.6)
  Sex 24 M; 14 F
  Smoking Pack Years 31.1 (±15)
  FTND 5.5 (3.3, 7)*
  Beck Depression Inventory 4 (1, 10.8)*
  Cigarettes/day 25 (20, 28.8)*
  eCO 22.5 (16.3, 32)*
  1. Abbreviations: SD Standard Deviation, M Male, F Female, FTND Fagerstrom Test of Nicotine Dependence, eCO exhaled carbon monoxide, IQR interquartile range.
  2. *Non-parametric data expressed as median (IQR).
  3. †Subjects excluding those lost-to-follow-up.