Table 1 Relationship between patients’ characteristics and KRAS mutation status in adenomyosis.

From: Uterine adenomyosis is an oligoclonal disorder associated with KRAS mutations

Characteristic

KRAS wild-type patient (N = 44)

KRAS-mutated patient (N = 26)

Median age at operation (range), years

42.5 (21–50)

41 (30–58)

Preoperative treatment, no. (%)

25/44 (56.82)

19/26 (73.08)

DNG, no. (%)

2/44 (4.55)

11/26 (42.31)

GnRHa, no. (%)

23/44 (52.27)

9/26 (34.62)

LNG-IUS, no. (%)

2/44 (4.55)

1/26 (3.85)

PR-IHC

Negative, no. (%)

7/44 (15.91)

13/26 (50)

Disease co-occurrence

Endometriosis, no. (%)

26/44 (59.09)

22/26 (84.62)

EN-OV type, no.(%)

12/44 (27.27)

18/26 (69.23)

EN-DI type, no.(%)

9/44 (20.45)

12/26 (46.15)

EN-PE type, no.(%)

14/44 (31.82)

3/26 (11.54)

Leiomyoma, no. (%)

28/44 (63.64)

13/26 (50.00)

Ovarian cancer, no. (%)

0/44 (0.00)

5/26 (19.23)

Endometrial cancer, no. (%)

0/44 (0.00)

1/26 (3.85)

Cervical cancer, no. (%)

1/44 (2.27)

0/26 (0.00)

MRI

Endometrial subtype, no. (%)

5/44 (11.36)

1/26 (3.85)

Subserous subtype, no. (%)

9/44 (20.45)

7/26 (26.92)

Others (diffuse), no. (%)

28/44(63.64)

18/26 (69.23)

Unknown, no. (%)

2/44 (4.55)

0/26 (0.00)

History

Caesarean section, no. (%)

5/44 (11.36)

0/26 (0.00)

Dilatation and curettage, no. (%)

13/44 (29.55)

7/26 (26.92)

Vaginal delivery, no. (%)

5/44 (11.36)

8/26 (30.77)

Abortion or stillborn, no. (%)

17/44 (38.64)

10/26 (38.46)

Premature birth, no. (%)

1/44 (2.27)

2/26 (7.69)

Hysterectomy, no. (%)

16/44 (36.36)

15/26 (57.69)

Gravidity, no. (%)

23/44 (52.27)

14/26 (53.84)

Smoking history, no. (%)

8/44 (18.18)

3/26 (11.54)

  1. DNG dienogest, EN-DI deep infiltrating endometriosis, EN-OV ovarian endometrioma, EN-PE peritoneal endometriosis, GnRHa gonadotrophin-releasing hormone agonist, PR-IHC immunohistochemistry of progesterone receptors shown in Fig. 7, LNG-IUS levonorgestrel-releasing intrauterine systems