Table 2

Age adjusted relative risks (RR) and 95% confidence intervals (CI) for ex-smokers compared to current smokers

Causes of death	ICD-9 code	No. of deaths	RR	95% CI
*p<0.05.
All cause	001–998	670	0.82	0.70 to 0.97*
All cancer	140–208	306	0.78	0.61 to 0.99*
Stomach cancer	151	37	0.96	0.49 to 1.88
Liver cancer	155–156	65	0.87	0.52 to 1.46
Lung cancer	162	86	0.61	0.38 to 0.98*
Diabetes mellitus	250	31	0.81	0.39 to 1.68
Cardiovascular diseases	390–459	153	0.81	0.58 to 1.14
Ischaemic heart disease	410–414	57	0.46	0.25 to 0.84*
Person aged 35–64		48	0.45	0.23 to 0.89*
Person aged 65+		9	0.55	0.14 to 2.13
Cerebrovascular disease	430–438	57	0.91	0.53 to 1.56
Person aged 35–64		51	1.22	0.70 to 2.14
Person aged 65+		6	0.42	0.08 to 2.20
Respiratory diseases	460–519	27	1.19	0.54 to 2.62
All accidents	800–949	43	0.66	0.34 to 1.31
Motor vehicle accidents	810–829	18	0.49	0.16 to 1.51
Non-motor vehicle accidents	850–929	22	0.78	0.31 to 1.96