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.