Ia

Ib

IIa

IIb

IIIa

IIIb

IIIc

IV

P

Number

18

34

84

238

152

72

48

11

PFS (m, mouth)

16.1

26.4

19.3

14

12.2

7.32

8.93

3.41

<0.0001

3-year PFS (%)

33.9

44.5

30.1

15.1

9.8

4.21

8.27

0

<0.0001

5-year PFS (%)

11.4

26.7

11.7

6.71

2.65

0

5.15

0

<0.0001