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Table 1 Smoking habits according to demographic characteristic

From: Smoking among troops deployed in combat areas and its association with combat exposure among navy personnel in Sri Lanka

 

Never smokers prevalence % (95% CI)

Past smokers prevalence % (95% CI)

Current smokers prevalence % (95% CI)

*Adjusted OR (95% CI) Wald, significance

Service type

   

Wald 6.7, df = 1, p = 0.01

Special Forces

48.6 (42.52-54.78)

27.8 (22.3-33.3)

23.6 (18.8-28.8)

1.85 (1.16-2.94)**

Regular Forces

64.6 (59.93-69.20)

21.1 (17.2-25.1)

14.3 (10.9-17.7)

1.0

Age (years)

   

Wald 0.84, df = 2, p = 0.66

18-24 years

64.1 (57.4-70.9)

18.2 (12.8-23.6)

17.7 (12.3-23.0)

1.0

25-34

55.3 (50.6-60.1)

26.2 (22.0-30.5)

18.4 (14.7-22.2)

1.17 (0.69-1.98)

≥35

62.0 (48.1-75.9)

24.0 (11.7-36.3)

14.0 (4.0-24.0)

0.86 (0.30-2.47)

Marital Status

   

Wald 0.41,df = 1, p = 0.52

Never married

61.3 (56.0-66.5)

19.8 (15.5-24.1)

18.9 (14.7-23.2)

1.0

Married/divorced

55.6 (50.3-60.9)

27.5 (22.7-32.3)

16.9 (12.9-20.9)

0.85 (0.51-1.40)

Educational Status

   

Wald 4.02,df = 2, p = 0.13

Less than GCE O’Level

51.2 (44.9-57.6)

29.1 (23.4-34.8)

19.7 (14.7-24.7)

1.0

GCE O Level

63.3 (57.7-68.9)

21.5 (16.7-26.2)

15.2 (11.1-19.4)

0.85(0.53-1.36)

GCE A Level or higher

60.9 (52.6-69.1)

18.8 (12.2-25.5)

20.3 (13.5-27.1)

1.51(0.84-2.70)

Rank (Current)

   

Wald 2.78,df = 2, p = 0.25

Commissioned Officer

72.7 (56.7-88.8)

15.2 (2.2-28.1)

12.1 (0.37-23.9)

0.45 (0.14-1.38)

Non-commissioned Officer

47.1 (37.4-56.9)

30.8 (21.8-39.8)

22.1 (14.0-30.2)

1.3 (0.68-2.5)

Other ranks

59.7 (55.6-63.9)

22.9 (19.3-26.4)

17.4 (14.2-20.6)

1.0

  1. *Logistic regression analysis, Adjusted for service type, age, education, marital status and rank.
  2. ** p < 0.05.