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Table 1 Characteristics of patients included in this study

From: Development and validation of a novel diagnostic model for initially clinical diagnosed gastrointestinal stromal tumors using an extreme gradient-boosting machine

Characteristic

All data (n = 124)

p value

GIST (n = 90)

Others (n = 34)

Tumor size*

4.35 ± 2.87

3.87 ± 3.35

0.484

Long/short diameter*

1.26 ± 0.29

1.52 ± 0.61

0.032

CT value*

34.18 ± 5.69

36.79 ± 9.97

0.192

Arterial phase enhancement**

14.60 ± 13.29

17.00 ± 13.38

0.800

Venous phase enhancement**

34.15 ± 16.63

35.85 ± 19.91

0.423

Homogeneous enhancement*

 Yes

46

22

0.218

 No

33

8

 

Bleeding#

 Yes

9

3

1.000

 No

66

28

 

Ulcer on the surface#

 Yes

12

3

0.545

 No

63

28

 

Calcification inside##

 Yes

7

4

0.734

 No

33

15

 

Liquid area inside##

 Yes

12

0

0.006

 No

28

19

 

White blood cell (× 109/L)+

5.74 ± 2.14

5.55 ± 1.43

0.645

Neutrophil (× 109/L)+

3.49 ± 1.93

3.24 ± 1.33

0.475

Lymphocyte (× 109/L)+

1.62 ± 0.52

1.67 ± 0.57

0.616

Platelet (× 109/L)+

219.5 ± 56.50

228.00 ± 81.77

0.517

Haemoglobin (g/L)+

129.77 ± 23.78

128.29 ± 18.17

0.745

ALT+

21.18 ± 10.86

17.09 ± 8.08

0.026

AST+

22.78 ± 10.79

20.03 ± 7.30

0.173

Albmin (g/L)+

40.25 ± 3.87

40.76 ± 3.53

0.501

Fibrinogen+

302.36 ± 56.55

303.50 ± 70.41

0.925

De Ritis ratio++

1.21 ± 0.44

1.30 ± 0.52

0.324

PNI++

48.33 ± 5.12

49.12 ± 4.34

0.428

SII++

527.31 ± 394.00

518.67 ± 400.14

0.914

PLR++

147.67 ± 57.70

155.44 ± 93.01

0.577

NLR++

2.42 ± 1.73

2.29 ± 1.65

0.712

  1. PNI = serum albumin (g/L) + 0.005 × lymphocyte count (/mm3)
  2. SII = Platelet (counts/L) × Neutrophils (counts/L)/Lymphocytes (counts/L)
  3. De Ritis ratio = ALT/AST
  4. ALT alanine transaminase, AST glutamic oxaloacetic transaminase, PNI prognostic nutritional index, SII systemic immune-inflammation index, PLR platelet–lymphocyte ratio, NLR neutrophillymphocyte ratio
  5. *Tumor performance under CT scan
  6. **Tumor performance under enhanced CT scan
  7. #Tumor performance under endoscopy
  8. ##Tumor performance under EUS
  9. +Counts in peripheral blood
  10. ++Calculated by indicators in peripheral blood