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Table 3 Anatomopathological outcome variables (52 patients)

From: Depth of colorectal-wall invasion and lymph-node involvement as major outcome factors influencing surgical strategy in patients with advanced and recurrent ovarian cancer with diffuse peritoneal metastases

Depth of colorectal wall involvement (52 patients)

N (%)

Serosal layer

13 (25%)

 

Muscular layer

35 (67.3%)

 

Mucosal layer

4 (7.7%)

 

Multiple regression report

Dependent variable

Independent variable

T value

Prob level

Depth of colorectal wall involvement

n colorectal resections >1

−0.274

n.s.

total colectomy

0.341

n.s.

PCI >18

3.709

0.0005

Lymph node metastases

2.990

0.004

Lymph node site and status (52 patients)

N (%)

N0

26 (50%)

N+ locoregional lymph nodes (A)

4 (7.7%)

N+ mesenteric lymph nodes (B)

16 (30.8%)

A + B

6 (11.5%)

Mesenteric lymph node status and possible predictive factors (52 patients)

Mesenteric nodes

  

node positive

node negative

  

n° patients

n° patients

Depth of colorectal wall involvement (P = ns)

  

Serosal layer

6

7

Muscular and mucosal layers

16

23

Number of colorectal resections (P <0.01)

  

   Single resection

7

21

   Double resection

5

1

   Total colectomy

10

8

Locoregional lymph node status (P = ns)

  

   Positive

6

4

   Negative

16

26

Peritoneal cancer index (P = ns)

  

   PCI < 18

7

15

   PCI ≥ 18

15

15