Table 2 Smoking-related characteristics of study participants

Age at smoking initiation, mean (sd)

17.0 (4.1)

17.2 (3.8)

16.8 (4.4)

0.38

Number of cigarettes per day, % (n)

<10

62 (250)

63 (152)

59 (98)

11-20

35 (141)

33 (79)

37 (62)

0.84

21-30

2 (6)

2 (4)

1 (2)

>30

1 (5)

1 (3)

1 (2)

Duration of regular smoking in years, mean (sd)

13.3 (8.1)

13.2 (7.9)

12.5 (8.6)

0.79

Smoke within 5 min of waking, % (n)

27 (109)

25 (61)

29 (48)

0.54

FTND score, mean (sd)

3.6 (2.1)

3.6 (2.1)

3.8 (2.2)

0.38

Nicotine dependence level, % (n)

Very low

34 (140)

34 (82)

35 (58)

Low

33 (136)

35 (84)

31 (52)

Moderate

12 (50)

14 (34)

10 (16)

0.40

High

15 (62)

14 (33)

18 (29)

Very high

5 (21)

4 (10)

7 (11)

Quit attempts within the last 12 months, % (n)

33 (135)

50 (122)

8 (13)

<0.01

Plan to quit, % (n)

Within 30 days (1 month)

24 (58)

1 to 3 months from now

42 (103)

3 to 6 months from now

NA

8 (19)

NA

6 to 12 months from now

4 (9)

1 or more years from now

1 (3)

Don’t know

21 (51)

Preferences for cessation support, n (%)

Health staff support

3 (7)

Family support

6 (15)

Friend/peer support

1 (3)

Using Nicotine replacement therapy

NA

13 (31)

NA

Using herbs

1 (2)

Using acupuncture

1 (3)

Use mobile phone

0 (1)

Self-help

63 (154)