Table 1 Baseline characteristics of patients who received OMUUD or IMUUD

Age/years

61.71 ± 9.21

60.86 ± 10.07

0.719^a

Gender, n (%)

1.000^b

Male

50 (79.37)

17 (80.95)

Female

13 (20.63)

4 (19.05)

BMI (kg/m²)

22.56 ± 3.32

22.26 ± 2.63

0.708^a

ASA score, n (%)

0.176 ^b

I~II

55 (87.30)

15 (71.43)

III

8 (12.70)

6 (28.57)

Previous TURBT, n (%)

0.893^b

No

43 (68.25)

14 (66.67)

Yes

20 (31.75)

7 (33.33)