Table 1.

Number of patients eligible for analysis, exclusions, and number (%) of eligible patients included in analyses: three cancers, England, adults(15–99 years) diagnosed 2001–2005 and followed up to 2011.

Malignancy	ICD-10	Eligible	Exclusions		Included
	codea		DCOb	Otherc	Number	%
Colon	C18	90,928	3,129	1,880	86,378	95.0
Lung	C33, C34	155,555	8,991	1,032	145,532	93.6
Breast (women)	C50	183,885	2,733	7,266	173,886	94.6

^aInternational Classifications of Diseases, tenth edition.

^bRegistration from a death certificate only (DCO): date of diagnosis unknown.

^cAged 100 years or over at diagnosis, sex or vital status unknown, sex-site error, invalid dates, missing deprivation category, or previous cancer of the same organ since 1971.