Gynae BT 2017

15-year outcomes PORTEC-1

Locoregional Recurrence

Failure Free Survival

Treatment arm Locoregional relapse - all

Treatment arm Failure free survival - all

30

100

N 354 360

F 15 50 P <.001

RT no RT Logrank

75

20

no RT

no RT

50

RT

10

RT

25

Cumulative percentage

N 354 360

F 156 157 P =0.94

RT no RT Logrank

0

0

years

0

5

10

15

years

0

5

10

15

At risk: 354 360

At risk: 354 360

RT no RT

285 277

231 228

59 62

RT no RT

282 274

229 227

59 61

Creutzberg et al, ASTRO 2009, IJROBP 2011