Table 8. Expected number of second cancers in the UK in 2010 associated with radiotherapy for a previous cancer, by age and sex.

	Among survivors of 13 selected cancers a			Among all cancer survivors
Age group (years)	Number	% of second cancers	% of all cancers b	Number	% of all cancers b
Males
0–34	0	4.7	0.01	1	0.02
35–44	2	9.5	0.05	3	0.08
45–54	9	10.9	0.08	12	0.11
55–64	36	9.0	0.11	45	0.14
65–74	82	6.0	0.16	100	0.19
⩾75	199	4.9	0.33	269	0.44
All ages	328	5.6	0.20	430	0.26
Females
0–34	0	7.1	0.01	1	0.02
35–44	4	6.4	0.05	6	0.07
45–54	29	6.6	0.15	34	0.18
55–64	137	7.5	0.44	150	0.48
65–74	255	8.7	0.68	277	0.74
⩾75	440	8.0	0.79	482	0.87
All ages	866	8.0	0.55	950	0.60

^aPrimary cancers as listed in Table 6.

^bExcluding non-melanoma skin cancer.