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Table 2 Smoking-attributable fractions for CVD mortality and for hospitalisation for acute coronary syndrome in Australia

From: Tobacco smoking and risk of 36 cardiovascular disease subtypes: fatal and non-fatal outcomes in a large prospective Australian study

Age (years)

Observed rate in Australia per 100,000

Prevalence of current smoking in Australia, pcs

Prevalence of former smoking in Australia, pfs

Relative risk for current smokers, RRcs (95%CI)

Relative risk for former smokers, RRfs (95%CI)

Smoking-attributable fraction

Smoking-attributable rate/100,000

Smoking-attributable events

CVD mortality

 Males

45–54

63

20.7

37.9

3.47 (2.76–4.37)

1.28 (1.05–1.57)

38.2

24.3

370

55–64

142

18.3

48.6

3.47 (2.76–4.37)

1.28 (1.05–1.57)

37.1

52.5

684

65–74

368

11.1

54.1

3.47 (2.76–4.37)

1.28 (1.05–1.57)

30.0

110.1

1013

≥75

2299

4.0

59.7

2.12 (1.70–2.63)

1.18 (1.06–1.30)

13.0

298.7

1873

 Females

45–54

22

17.2

29.4

3.47 (2.76–4.37)

1.28 (1.05–1.57)

33.7

7.5

117

55–64

52

12.9

33.9

3.47 (2.76–4.37)

1.28 (1.05–1.57)

29.3

15.2

203

65–74

155

6.9

35.1

3.47 (2.76–4.37)

1.28 (1.05–1.57)

21.3

33.0

311

≥75

2273

4.5

30.1

2.12 (1.70–2.63)

1.18 (1.06–1.30)

9.3

212.3

1799

 Total

   

14.9

 

6369

Fatal and non-fatal acute coronary syndrome

 Males

45–54

386

20.7

37.9

2.65 (2.36–2.97)

1.19 (1.08–1.30)

29.2

112.6

1716

55–64

717

18.3

48.6

2.65 (2.36–2.97)

1.19 (1.08–1.30)

28.2

202.5

2638

65–74

1127

11.1

54.1

2.65 (2.36–2.97)

1.19 (1.08–1.30)

22.2

250.1

2301

75–84

1861

4.0

59.7

1.76 (1.42–2.19)

1.19 (1.08–1.31)

12.5

233.3

1101

≥85

3315

4.0

59.7

1.76 (1.42–2.19)

1.19 (1.08–1.31)

12.5

415.6

645

 Females

45–54

125

17.2

29.4

2.65 (2.36–2.97)

1.19 (1.08–1.30)

25.3

31.7

492

55–64

246

12.9

33.9

2.65 (2.36–2.97)

1.19 (1.08–1.30)

21.7

53.3

710

65–74

489

6.9

35.1

2.65 (2.36–2.97)

1.19 (1.08–1.30)

15.3

74.6

703

75–84

1099

4.5

30.1

1.76 (1.42–2.19)

1.19 (1.08–1.31)

8.4

91.8

519

≥85

2436

4.5

30.1

1.76 (1.42–2.19)

1.19 (1.08–1.31)

8.4

203.6

574

 Total

   

18.3

 

11,400

  1. Smoking prevalence estimates are from the Australian Health Survey 2014–2015 [19]. Observed rates of CVD mortality are those for all circulatory diseases (rather than any major CVD) in the Australian population [23]. Observed acute coronary syndrome hospitalisations are from national data on hospitalisations for acute myocardial infarction (AMI) or unstable angina in 2013 [24]
  2. RRcs and RRfs used for CVD mortality are the broad age group-specific relative risks for mortality from major CVD among current and former smokers, respectively, relative to never smokers. RRcs and RRfs used for acute coronary syndrome are the broad age group-specific relative risks for fatal and non-fatal AMI among current and former smokers, respectively, relative to never smokers