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Table 1 Characteristics of the participants of 2014, 2015, and 2016

From: Surveillance of tobacco use among young adolescents: trends and predictors across three years in Sousse, Tunisia

Characteristics

2014

(n = 751)

2015

(n = 751)

2016

(n = 715)

Comparison between 2014 and 2015

Comparison between 2014 and 2016

 

n (%)

[95% CI]

n (%)

[95% CI]

n (%)

[95% CI]

p value

p value

Sociodemographic characteristics

Males

365 (48.7)

45.1, 52.3

346 (46.9)

43.3,50.5

323 (46.7)

43.0,50.4

0.419

0.415

Age > 13 years

325 (43.4)

39.9,46.9

354 (47.5)

43.9,51.1

354 (49.9)

46.2,53.6

0.120

0.013b

Lifetime tobacco use

82 (11.0)

8.8,13.2

92 (12.5)

10.1,14.9

123 (17.3)

14.5,20.1

0.358

0.001

Male

68 (18.7)

15.9,21.5

70 (20.6)

17.7,23.5

78 (24.5)

21.3,27.6

0.536

0.070

Female

14 (3.7)

2.3,5.1

17 (4.5)

3.0,6.0

43 (11.7)

9.3,14.1

0.578

< 0.001b

≤13 years

26 (6.2)

4.5, 7.9

35 (9.0)

7.0,11.0

49 (13.9)

11.4,16.4

0.131

< 0.001b

> 13 years

55 (17.0)

14.3,19.7

57 (16.7)

14.0,19.4

74 (21.1)

18.1,24.1

0.914

0.182

Current tobacco use

25 (3.4)

2.1,4.7

36 (5.0)

3.4,6.5

29 (4.1)

2.6,5.5

0.131

0.446

Male

23 (6.4)

4.6,8.1

30 (9.0)

6.9,11.0

21 (6.7)

4.9,8.5

0.204

0.899

Female

2 (0.5)

0.0,1.0

3 (0.8)

0.2,1.4

7 (1.9)

0.9,2.9

0.652

0.102

≤13 years

12 (2.9)

1.7,4.1

15 (3.9)

2.5,5.3

10 (2.8)

1.6,4.0

0.410

0.976

> 13 years

12 (3.8)

2.4,5.2

21 (6.2)

4.5,7.9

19 (5.6)

3.9,7.3

0.155

0.275

Tobacco cessation intention among current smokers

12 (48.0)

44.4,51.6

12 (34.3)

30.9,37.7

8 (30.8)

27.4,34.2

0.287

0.211

Lifetime illicit substances use

4 (0.5)

0.0,1.0

6 (0.8)

0.2,1.4

4 (0.6)

0.03,1.2

0.523

0.425

Male

3 (0.8)

0.2,1.4

4 (1.2)

0.4,2.0

3 (0.9)

0.2,1.6

0.655

0.890

Female

,

0.0,0.4

2 (0.5)

0.0,1.0

1 (0.3)

0.0,0.7

0.994

0.994

≤13 years

2 (0.5)

0.0,1.0

3 (0.8)

0.2,1.4

0.600

0.994

> 13 years

1 (0.3)

0.0,0.7

3 ((0.9)

0.2,1.6

4 (1.2)

0.4,2.0

0.371

0.239

Purchase of illicit substances

14 (1.9)

0.9,2.9

51 (7.0)

5.2,8.8

32 (4.6)

3.1,6.1

< 0.001a

0.005b

Male

8 (2.3)

1.2,3.4

30 (8.9)

6.9,10.9

16 (5.1)

3.5,6.7

< 0.001a

0.055b

Female

6 (1.6)

0.7,2.5

21 (5.5)

3.9,7.1

15 (4.2)

2.7,5.7

0.006a

0.043b

≤13 years

10 (2.4)

1.3,3.5

31 (8.0)

6.1,9.9

15 (4.3)

2.8,5.8

0.001a

0.143

> 13 years

4 (1.3)

0.5,2.1

20 (5.8)

4.1,7.5

16 (4.6)

3.1,6.1

0.004a

0.018b

Lifetime inhalants use

6 (0.8)

0.2,1.4

22 (3.0)

1.8,4.2

40 (5.7)

4.0,7.4

0.004a

< 0.001b

Male

2 (0.6)

0.1,1.1

10 (2.9)

1.7,4.1

15 (4.7)

3.1,6.2

0.015a

0.001b

Female

4 (1.0)

0.3,1.7

12 (3.1)

1.9,4.3

25 (6.9)

5.0,8.7

0.044a

< 0.001b

  ≤ 13 years

1 (0.2)

0.0,0.5

12 (3.1)

1.9,4.3

26 (7.4)

5.5,9.3

0.013a

0.001b

  > 13 years

5 (1.6)

0.7,2.5

10 (2.9)

1.7,4.1

13 (3.8)

2.4,5.2

0.249

0.090b

Tobacco use among

Father

363 (49.1)

45.5,52.7

335 (45.8)

42.2,49.4

337 47.3)

43.6,51.0

0.215

0.511

Mother

4 (0.5)

0.0,1.0

13 (1.8)

0.8,2.7

4 (0.6)

0.03,1.2

0.036a

0.956

Siblings

108 (14.6)

12.1,17.1

99 (13.5)

11.1,15.9

108 (15.2)

12.6,17.8

0.562

0.759

Illicit substances use among

Parents

5 (0.7)

0.1,1.3

4 (0.5)

0.0,1.0

6 (0.9)

0.2,1.6

0.757

0.690

Siblings

2 (0.3)

0.0,0.7

2 (0.3)

0.0,5.2

1 (0.1)

0.0,0.3

0.987

0.604

Friends

19 (2.6)

1.5,3.7

43 (5.9)

4.2,7.6

43 (6.1)

4.3,7.8

0.002a

0.001b

Current psychological symptoms

Depressive mood

165 (22.0)

19.0,25.0

173 (23.0)

20.0,26.0

190 (26.6)

23.4,29.8

0.895

0.115

Anxiety

274 (36.5)

33.1,39.9

305 (40.6)

37.1,44.1

300 (42.0)

38.4,45.6

0.263

0.101

Insomnia

514 (68.4)

65.1,71.7

497 (66.2)

62.8,69.6

497 (69.5)

66.1,72.9

0.157

0.433

Stress

169 (22.5)

19.5,25.5

238 (31.7)

28.4,35.0

208 (29.1)

25.8,32.4

< 0.001a

0.019b

  1. CI Confidence Interval
  2. a”: significant difference between 2014 and 2015
  3. b”: significant difference between 2014 and 2016