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Table 2 Patient and tumor characteristics of 139 patients diagnosed with “urothelial carcinoma”

From: Morphological predictors for microsatellite instability in urothelial carcinoma

Characteristic

% (N)

Age

< 49 years

5.7 (8)

50–59 years

12.9 (18)

60–69 years

39.6 (55)

70–79 years

23. (33)

> 80 years

18.0 (25)

Sex

Male

67.6 (94)

Female

32.4 (45)

Localization

Bladder

93.5 (103)

Urethra

4.3 (6)

Ureter

2.3 (3)

Histology of the tumor

Papillary

56.8 (79)

Mixed

28. (39)

Solid

12.9 (18)

Urothelial carcinoma with squamous differentiation

2.2 (3)

Classification of tumor staging

No infiltration

35. (49)

Infiltration of lamina propia

49.6 (69)

Infiltration of muscle

10.8 (15)

Infiltration of perivesical tissue

3.6 (5)

Infiltration of other organs

0.7 (1)

Histologic grade

Low

59.6 (80)

High

42.2 (59)

Tumor necrosis or evident apoptosis

Yes

53.3 (74)

No

46.7 (65)

Growth pattern

Endophytic

14.4 (20)

Exophytic

85.6 (119)

Presence of nucleolus

No

54.0 (75)

Yes +

22.3 (31)

Yes ++

23.7 (33)

Lymphovascular invasion

Yes

2.2 (3)

No

97.8 (136)

Neural invasion

Yes

0 (0)

No

100 (139)

Presence of peritumoral lymphocytes

0–5%

46.8 (65)

6–30%

33.2 (47)

> 30%

20.0 (27)

Presence of intratumoral lymphocytes

0–5%

85.6 (119)

6–20%

10.1 (14)

> 20%

4.3 (6)