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Table 3 Clinicopathologic characteristics of DDLPS (whole section) and UPS (TMA)

From: Status of programmed death-ligand 1 expression in sarcomas

 

DDLPS, whole section

UPS, TMA

Total

Negative

Positive

P

Total

Negative

Positive

P

N

32

25

7

 

60

48

12

 

Age, year (median)

56

55

58

0.616

53

55

42.5

0.132

M:F

19:13

15:10

4:3

> 0.99

32:28

28:20

4:8

0.121

Chemotherapy, n (%)

6/32 (18.8%)

5/25 (20.0%)

1/7 (14.3%)

> 0.99

27/60 (45.0%)

21/48 (43.8%)

6/12 (50%)

0.754

Radiation therapy, n (%)

20/32 (62.5%)

15/25 (60.0%)

5/7 (71.4%)

0.683

30/60 (50%)

22/48 (45.8%)

8/12 (66.7%)

0.197

Recurrence, n (%)

11/32 (34.4%)

8/25 (32.0%)

3/7 (42.9%)

 

27/60 (45.0%)

22/48 (45.8%)

5/12 (41.7%)

 

Expire, n (%)

3/32 (9.4%)

1/25 (4.0%)

2/7 (28.6%)

 

36/60 (60.0%)

29/48 (60.4%)

7/12 (58.3%)

 

Tumor size (cm, median)

12.75

12.5

14

0.569

6

5.35

7

0.523

Resection margin involved, n (%)

28/32 (87.5%)

22/25 (88.0%)

6/7 (85.7%)

> 0.99

25/49 (51.0%)

21/39 (53.8%)

4/10 (40.0%)

0.496

FNCLCC

        

2

28/32 (87.5%)

23/25 (92.0%)

5/7 (71.4%)

0.201

17/41 (41.5%)

14/33 (42.4%)

3/8 (37.5%)

> 0.99

3

4/32 (12.5%)

2/25 (8.0%)

2/7 (28.6%)

 

24/41 (58.5%)

19/33 (57.6%)

5/8 (62.5%)

 
  1. Negative, no PD-L1 immunoreactivity; positive, ≥ 1% PD-L1 immunoreactivity
  2. DDLPS dedifferentiated liposarcoma, UPS undifferentiated liposarcoma, RFS recurrence free survival