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Table 1 Summary of relationship between VEGF isoform expression and pathologic features in colorectal and non-small cell lung cancers (p < 0.05 was considered significant)

From: Alteration of protein expression pattern of vascular endothelial growth factor (VEGF) from soluble to cell-associated isoform during tumourigenesis

Pathologic features

VEGF isoform (kDa)

 

VEGF 23 kDa

p valuea

VEGF 26 kDa

p valuea

Colorectal cancer (total 76 cases)

42 (55.3%)

 

53 (69.7%)

 

Gender

    

   Female (46 cases)

28 (60.8%)

0.224

32 (69.5%)

0.968

   Male (30 cases)

14 (46.7%)

 

21 (70.0%)

 

Tumour size

    

   ≤ 5 cm (45 cases)

30 (66.7%)b

< 0.05

30 (66.7%)

0.483

   > 5 cm (31 cases)

12 (38.7%)

 

23 (74.1%)

 

Histological differentiation

    

   Well (42 cases)

22 (52.4%)

0.574

28 (66.7%)

0.517

   Moderate or Poor (34 cases)

20 (58.8%)

 

25 (73.5%)

 

Tumour stage grouping

    

   Early stage (I or II) (34 cases)

23 (67.6%)

0.09

19 (55.9%)

< 0.01

   Late stage (III or IV) (42 cases)

19 (45.2%)

 

34 (80.9%)

 

Metastasis

    

   No (49 cases)

31 (63.3%)

0.059

29 (59.2%)

< 0.01

   Yes (27 cases)

11 (40.7%)

 

24 (88.9%)

 

Lung cancer (total 18 cases)

16 (88.9%)

 

16 (88.9%)

 

Gender

    

   Female (10 cases)

8 (80.0%)

0.477

8 (80.0%)

0.477

   Male (8 cases)

8 (100.0%)

 

8(100%)

 

Tumour size

    

   ≤ 5 cm (7 cases)

7 (100.0%)

0.231

7 (100.0%)

0.231

   > 5 cm (11 cases)

9 (81.8%)

 

9 (81.8%)

 

Histological differentiation

    

   Well (5 cases)

4 (80.0%)

0.490

4 (80.0%)

0.490

   Moderate or Poor (13 cases)

12 (92.3%)

 

12 (93.3%)

 

Tumour stage grouping

    

   Early stage (I or II) (2 cases)

1 (50.0%)

0.210

0 (0.0%)

< 0.01

   Late stage (III or IV) (16 cases)

15 (93.8%)

 

16 (100%)

 

Metastasis

    

   No (7 cases)

6 (85.7%)

1.00

5 (71.4%)

0.137

   Yes (11 cases)

10 (90.9%)

 

11 (100.9%)

 
  1. a chi-square test, b percentage in relation to total number of cases in each pathological features