Table 2 Characteristics of the 481 index patients

Age at diagnosis, years

67

[34, 95]

Body mass index at diagnosis

26.3

[17.6, 55.1]

Hormone replacement therapy

239/452

(52.9)

Parity

2

[0, 8]

Diabetes mellitus

51/462

(11)

Lipid lowering drugs

102/455

(22.4)

Histology

Endometrioid

394/481

(81.9)

Serous or mixed

56/481

(11.6)

Clear cell

9/481

(1.9)

Sarcoma

20/481

(4.2)

Hyperplasia with atypia

2/481

(0.4)

FIGO stage

1A

316/480

(65.8)

1B

95/480

(19.8)

2

34/480

(7.1)

3A

16/480

(3.3)

3B

7/480

(1.5)

3C

2/480

(0.4)

4

3/480

(0.6)

4B

7/480

(1.5)

Grade

1

193/480

(40.2)

2

181/480

(37.7)

3

106/480

(22.1)

Depth of myometrial invasion

None

64/481

(13.3)

<50%

282/481

(58.6)

≥50%

128/481

(26.6)

Through the serosa

7/481

(1.5)

Relapse

17/481

(3.5)