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Table 2 Baseline characteristics of randomised participants

From: Effects of a text messaging smoking cessation intervention amongst online help-seekers and primary health care visitors: findings from a randomised controlled trial

 

Total (n = 1012)

Intervention (n = 505)

Control (n = 507)

Womana, n (%)

820 (81)

406 (80.4)

414 (81.7)

Age, mean (SD)

45.4 (14)

45 (13.9)

45.7 (14.1)

Years of smoking, mean (SD)

25.3 (14.6)

24.7 (14.3)

25.9 (14.9)

Daily smokers (vs. weekly smokers), n (%)

981 (96.9)

489 (96.8)

492 (97.0)

Cigarettes smoked per week, mean (SD)

101 (46.2)

101.4 (47.3)

100.6 (45.1)

Use of snusb, n (%)

 Daily

63 (6.2)

27 (5.3)

36 (7.1)

 Weekly or monthly

90 (8.9)

45 (8.9)

45 (8.9)

 No

859 (84.9)

433 (85.7)

426 (84.0)

Fagerström test for nicotine dependence, mean (SD)

5 (2.2)

5 (2.2)

5 (2.2)

Quit attemptsc, mean (SD)

7.2 (13.7)

7.0 (12.7)

7.5 (14.6)

Cessation counselling experience, n (%)

 Yes, now

32 (3.2)

13 (2.6)

19 (3.7)

 Yes

192 (19.0)

95 (18.8)

97 (19.1)

 No

788 (77.9)

397 (78.6)

391 (77.1)

Used quit smoking helpline, n (%)

13.6 (138)

14.5 (73)

12.8 (65)

Importance of quittingd, mean (SD)

9.4 (1.3)

9.4 (1.3)

9.5 (1.2)

Confidence in ability to quitd, mean (SD)

6.2 (2.5)

6.3 (2.5)

6.2 (2.6)

Knowledge of how to quitd, mean (SD)

5.5 (2.6)

5.5 (2.7)

5.5 (2.5)

  1. aThe baseline questionnaire included a category “Other”; however, it was not chosen by any participant
  2. bSnus is a moist oral tobacco product which is common in Sweden, sometimes translated as snuff
  3. cParticipants were asked about the lifetime number of quit attempts
  4. dThree single item measures were used to assess importance, confidence, and know-how regarding smoking cessation. Responses ranged from 0 to 10, with 10 representing highest agreement (i.e. very important, very confident, very knowledgeable). The same items were used at follow-up as hypothesised mediators of effects