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Table 1 Estimated costs of lifestyle related illnesses and prevalence of those lifestyles in Wales

From: Making the economic case for prevention – a view from Wales

Risk factor Estimated cost to the NHS in Wales (million) Prevalence in Wales
Overweight and obese b £86a 57%
Obeseb   21%
Tobacco £386c  
Adult smokersb   24%
Adult non-smokers reporting regularly being exposed to other people’s tobacco smokeb   33%
Secondary school pupils reporting smoking at least once a weekd   6%
Alcohol £69.9 - £73.3a  
Adults reported drinking above recommended guidelines in past weekb   45%
Secondary school pupils report drinking at least one alcoholic drink weeklyd   16%
Secondary school pupils reporting having been drunk 4 or more times in their lifed   12%
  1. a[24].
  2. b[26].
  3. c[20].
  4. d[27].