Radiobiology 2016

Spontaneous cancer incidence risk

Cancer risk within the next 5 years (%)

Age at treatment (years)

Males

Fema l es

5 0 5 5 6 0 6 5 7 0 7 5

1 . 5 2 . 5 5 . 0 7 . 0 10.0 12.5

2 . 0 2 . 7 3 . 6 4 . 6 5 . 4 6 . 3

Follow-up period 5 years, in patients treated with radiotherapy at different ages. Data from UK, England and Wales 1983-1987