Table 3 MRI-based characteristics of study patients

Lesion size (cm), mean ± SD

12.1 ± 5.3

11.8 ± 7.5

0.331 ^a

-0.071

0.927 ^d

Morphology

0.472 ^a

-0.034

0.758

 Multiple nodular

10 (31.3%)

8 (38.1%)

 Oval

13 (40.6%)

9 (42.9%)

 Shallow lobulated

9 (28.1%)

4 (19.0%)

Capsule

0.004 ^b

0.033

0.903

 Absent

13 (40.6%)

1 (4.8%)

 Present

19 (59.4%)

20 (95.2%)

Solid and cystic components

0.013 ^a

0.000

0.942

 Solid

13 (40.6%)

1 (4.8%)

 Partly cystic

7 (21.9%)

8 (38.1%)

 Solid and cystic

8 (25.0%)

5 (23.8%)

 Partly solid

4 (12.5%)

7 (33.3%)

Peripheral cystic areas

 < 0.001 ^b

0.097

0.762

 Absent

16 (50.0%)

1 (4.8%)

Present

16 (50.0%)

20 (95.2%)

Cyst size (cm), mean ± SD

4.2 ± 5.9

5.0 ± 4.5

0.135 ^a

0.000

0.985 ^d

Cystic pattern

0.014 ^a

0.000

0.903

 None

13 (40.6%)

1 (4.8%)

 Mainly large

12 (37.5%)

11 (52.4%)

 Mainly small

3 (9.4%)

6 (28.6%)

 Mixed

4 (12.5%)

3 (14.3%)

Hemorrhagic component

0.004 ^c

0.000

0.958

 Absent

26 (81.2%)

8 (38.1%)

 Present

6 (18.8%)

13 (61.9%)

Endometrial hyperplasia

0.671 ^b

0.002

0.899

 Absent

29 (90.6%)

3 (9.4%)

 Present

18 (85.7%)

3 (14.3%)

Uterine fibroid or adenomyosis

0.739 ^b

0.000

0.801

 Absent

11 (34.4%)

21 (42.9%)

 Present

9 (65.6%)

12 (57.1%)

Pelvic fluid

0.013 ^a

0.000

0.828

 None

2 (6.3%)

0 (0.0%)

 Small

8 (25.0%)

15 (71.4%)

 Large

22 (68.8%)

6 (28.6%)