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Table 4 Prevalence (%) and adjusted odds ratios (OR) with 95% confidence intervals (CI) of using NRT or snus on latest quit attempt among former smokers and current smokers with quit attempts (N = 2337) according to age, education, number of unsuccessful attempts to quit and current snus use

From: Contrasting snus and NRT as methods to quit smoking. an observational study

  Men (1230) Women (1107)
SNUS
Use of snus on latest quit attempt 16% (197/1230) 1.9% (21/1107)
Age % (n/N) OR* (95% CI) % (n/N) OR* (95% CI)
15-24 50 (55/110) 1.00 6 (6/100) 1.00
25-44 24 (87/362) 0.40 (0.20-0.80) 2.9 (13/451) 3.44 (0.60-19.95)
45-74 7.3 (49/674) 0.14(0.07-0.28) 0.4 (2/522) 1.23 (0.12-12.42)
(Missing) (84)   (34)  
Education
Low 15.3 (34/222) 1.00 0.6 (1/166) 1.00
Medium 16.3 (124/760) 0.67 (0.36-1.24) 1.7 (12/686) 1.44 (0.15-14.32)
High 14.6 (32/219) 0.79 (0.36-1.67) 2.6 (6/230) 1.50 (0.13-17.94)
(Missing) (29)   (25)  
Number of unsuccessful attempts to quit
None or one 13.5 (72/533) 1.00 0.7 (3/424) 1.00
2 or 3 19.3 (73/378) 1.27 (0.75-2.16) 2.3 (9/389) 8.99 (1.40-57.82)
4 or more 16.3 (52/319) 1.27(0.72-2.28) 3.1 (9/294) 0.84 (1.63-70.67)
Current snus use
No 5.6 (59/1053) 1.00 0.8 (9/1080) 1.00
Yes 78 (138/177) 45.15 (28.09-72.59) 44.4 (12/27) 147.38 (32.55-667.37)
NRT
Use of NRT on latest quit attempt 9.2% (113/1230) 13.7% (152/1107)
Age % (n/N) OR* (95% CI) % (n/N) OR* (95% CI)
15-24 2.7 (3/110) - 8 (8/100) 1.00
25-44 9.7 (35/362) - 14.2 (64/451) 1.62 (0.71-3.76)
45-74 10.5 (71/674) -** 14.9 (78/522) 1.75 (0.77-4.0)
(Missing) (84)   (34)  
Education
Low 7.7 (17/222) 1.00 15.7 (26/166) 1.00
Medium 10 (76/760) 1.19 (0.67-2.10) 13.1 (90/686) 0.81 (0.49-1.33)
High 6.4 (14/219) 0.69 (0.33-1.46) 13.5 (31/230) 0.75 (0.41-1.37)
(Missing) (29)   (25)  
Number of unsuccessful attempts to quit
None or one 5.8 (31/533) 1.00 9.4 (40/424) 1.00
2 or 3 9.3 (35/378) 1.53 (0.89-2.62) 12.9 (50/389) 1.48 (0.94-3.35)
4 or more 14.7 (47/319) 2.73(1.66-4.51) 21.3 (62/294) 2.55 (1.63-3.99)
Current snus use     
No 10.3 (108/1053) 1.00 14.3 (151/1080) -
Yes 2.8 (5/177) 0.27(0.10-0.75) 0.7 (1/27) -**
  1. * Mutually adjusted OR's.
  2. ** Ratios not reported due to missing cases.