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Table 1 The CHD mortality fall in Ireland attributable to risk factor changes in individuals with and without recognised coronary heart disease, including sensitivity analyses (minimum and maximum estimates)

From: Comparing primary prevention with secondary prevention to explain decreasing Coronary Heart Disease death rates in Ireland, 1985–2000

 

Relative change in population risk factor level (%)

Deaths prevented or postponed * (minimum and maximum estimates)

  
  

In healthy subjects (Primary prevention)

In CHD patients (Secondary Prevention)

TOTALS

SMOKING Total Change

-14.2%

275 (20–485)

410 (310–800)

685 (330 – 1,285)

CHOLESTEROL Total change

-4.6%

1,230 (1060–1,520)

375 (170–770)

1,605 (1,230 – 2,290)

Fall Attributable to diet

 

1,185 (1050–1,445)

115(65–215)

1,300 (1,115–1,660)

Fall Attributable to statins

 

45(10–75)

260 (105–555)

305 (115–630)

BLOOD PRESSURE Total Change

-7.2%

210 (115–365)

30 (20–65)

240 (135–430)

Secular trends

 

140(85–235)

30(20–65)

170 (105–300)

Hypertension therapy

 

70(30–130)

**

70(30–130)

All 3 major risk factors

 

1,715(68%) (1,195–2,370)

815(32%) (500–1,635)

2,530 (1,695–4,005)

  1. *All numbers were rounded to the nearest 5;
  2. **Hypertension therapy in CHD patients already quantified within the secondary prevention medication component of the IMPACT Model.