Table 1

Characteristics of the study population

Intervention recruitsControl recruitsχ2/tdfp
%n%n
Gender224263χ2= 0.0410.85
 Men38.88737.398
 Women61.213762.7165
Age (in years)1331-152 1581-152
 Range17–7417–77 t= 0.042800.97
 Mean41.741.5
 Standard error1.120.98
Socioeconomic status1-150 210258
 Range1–71–7χ2= 9.7760.13
 Mean3.03.4
 Standard error0.130.12
FTND1-151 1341-152 1591-152
 Range0–100–10χ2= 1.2940.86
 Mean5.25.2
 Standard error0.200.20
 Very low (0–2)14.21915.124
 Low (3–4)23.13121.434
 Medium (5)13.41816.426
 High (6–7)32.84428.345
 Very high (8–10)16.52218.930
Anti-smoking aid224268
 Product used97.821992.5248χ2 = 6.9210.0085
 No product used2.257.520
Type of product219248
 Nicotine patch79.017366.9166χ2 = 4.7510.029
 Nicotine gum19.64325.864
 Other1.437.318
  • 1-150 Carstairs Morris deprivation score (1992), where 1 is affluent and 7 deprived.28

  • 1-151 Fagerström test for nicotine dependence.29

  • 1-152 One-month respondent data.