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. 2012 Jan 5;2(1):e000321. doi: 10.1136/bmjopen-2011-000321

Table 3.

Baseline characteristics of the research sample (compared with the general smoking population)

Sample (n=587)
Dutch smoking population*
n/mean %/SD Range
Demographics
 Gender (n, %)
  Male 292 49.7 53.6%
  Female 295 50.3 46.4%
 Age (n, %)
  20–39 years 192 32.7 41.0%
  40–64 years 336 57.2 50.7%
  >65 years 59 10.1 8.3%
 Level of education (n, %)
  Low 184 31.3 39.0%
  Medium 267 45.5 36.6%
  High 136 23.2 24.4%
Smoking characteristics
 Type of tobacco product smoked (n, %)
  Cigarettes 430 73.3 67.0%
  Shag (rolling tobacco) 360 61.3 48.0%
  Pipe/cigars/cigarillo's 28 4.8 17.0%
  Other 5 0.8
 Number of cigarettes/shags smoked per day (mean, SD) 19.0 7.5 10–50 14.4
 FTND score (mean, SD) 4.6 2.1 0–10
 FTND score >6 (n, %) 215 36.6
Cessation characteristics
 Previously attempted to quit (n, %) 437 74.4 65.0%
 Number of previous attempts to quit (mean, SD) 2.9 3.1 1–40 2.2
 Duration longest quit attempt, days (mean, SD) 269.7 623.1 0–4015
 Period until last quit attempt, years (mean, SD) 3.9 5.1 0–30
 Intention to quit smoking (n, %) 305 52.0 78.0%
 Intended period until quit attempt, years (n, %)
  Within 1 month 22 3.7 11.0%
  Within 3 months 53 9.0 13.0%
  Within 6 months 50 8.5
  Within 1 year 109 18.6 14.0%
  More than 1 year from now 71 12.1 40.0%
*

TNS Nipo/STIVORO. Continu Onderzoek rookgewoonten (COR) (continuous research smoking habits), 2009.

FTND, Fagerström Test for Nicotine Dependence.