ESTRO 2024 - Abstract Book

S979

Clinical - Gynaecology

ESTRO 2024

Table 1. Clinicopathologic characteristics of patients with stage I endometrioid endometrial cancer in TCGA

Adjuvant Radiotherapy

Appropriate

treatment

Under-treatment N=96

Over-treatment N=16

P -value*

N=41

Mean age at diagnosis [s.d.] History of hormone therapy

62 [11]

63 [13]

60 [13]

0.644

0.583

No

26 (63)

55 (57)

12 (75)

Yes

2 (5)

8 (8)

0 (0)

Unknown

13 (32)

33 (34)

4 (25)

Self-reported ethnicity/race

0.141

Hispanic

0 (0)

1 (1)

1 (6)

Non-Hispanic

American Indian or

0 (0)

1 (1)

0 (0)

Alaska Native

Asian

4 (10)

5 (5)

0 (0)

Black

7 (17)

18 (19)

0 (0)

Native Hawaiian or

1 (2)

1 (1)

0 (0)

other Pacific Islander

White

24 (59)

68 (71)

13 (81)

Unknown

5 (12)

2 (2)

2 (13)

FIGO 2009 stage

0.007

IA

22 (54)

76 (79)

8 (50)

IB

15 (37)

12 (13)

5 (31)