TABLE 3 Patients with Microsatellite-Stable or Microsatellite-Unstable Urothelial Carcinomas of the Upper Urinary Tract: Additional Lifetime Malignancies and Cancer History

From: Upper Tract Urothelial Carcinoma: A Clinicopathologic Study Including Microsatellite Instability Analysis

Variable

Microsatellite-Stable Tumors (n = 46), n (%)

Microsatellite-Unstable Tumors (n = 21), n (%)

No. additional lifetime malignancies

  

 Urothelial cancer only

12 (26)

3 (14)

 One

11 (24)

4 (19)

 Two or more

4 (9)

7 (33)*

Positive colon cancer history

  

 Family

5 (11)

7 (33)**

 Own

1 (2)

6 (29)***

  1. *P = .015.
  2. **P = .026.
  3. ***P = .001.
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