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Table 1 Relationships between PNI and clinicopathological features in overall gastric cancer patients before and after propensity score matching

From: Prognostic nutritional index as a predictor of survival in resectable gastric cancer patients with normal preoperative serum carcinoembryonic antigen levels: a propensity score matching analysis

 

All patients

 

Propensity matched patients

Characteristics

Total patients

PNI

Total patients

PNI

< 44.3

≥44.3

 

<  44.3

≥ 44.3

 

(n = 109)

(n = 259)

p value

(n = 109)

(n = 109)

p value

Age (years)

 

75.8 ± 9.2

68.5 ± 11.2

< 0.001

 

75.8 ± 9.2

68.3 ± 11.0

< 0.001

Sex

0.124

   

0.315

 Male

254

69

185

 

145

69

76

 

 Female

114

40

74

 

73

40

33

 

BMI

 

21.45 ± 3.42

22.85 ± 3.41

< 0.001

 

21.45 ± 3.42

22.61 ± 3.13

0.009

WBC (μl)

 

5416.8 ± 1464.3

5877.0 ± 1342.9

0.004

 

5416.8 ± 1464.3

6050.1 ± 1407.6

0.001

RBC (×  104 μl)

 

365.8 ± 55.9

465.1 ± 356.3

0.004

 

365.8 ± 55.9

470.4 ± 432.3

0.013

Location of tumor

  

0.187

   

0.333

 EGJ

11

2

9

 

6

2

4

 

 U

70

23

47

 

41

23

18

 

 M

162

40

122

 

91

40

51

 

 L

125

44

81

 

80

44

36

 

Tumor size (mm)

60.37 ± 33.40

41.89 ± 28.74

< 0.001

 

60.37 ± 33.40

48.06 ± 32.05

< 0.006

Procedure

0.090

   

0.954

 LTG

82

31

51

 

60

31

29

 

 LPG

37

7

30

 

14

7

7

 

 L(A)DG

249

71

178

 

144

71

73

 

Differentiation

0.123

   

0.919

 Well

71

14

57

 

27

14

13

 

 Moderate

134

42

92

 

82

42

40

 

 Poor

163

53

110

 

109

53

56

 

Depth of tumor

< 0.001

   

0.937

 T1a-1b

190

40

150

 

80

40

40

 

 2

48

12

36

 

27

12

15

 

 3

54

23

31

 

45

23

22

 

 4a-4b

74

34

40

 

66

34

32

 

Lymph node metastasis

0.010

   

0.813

 N0

244

59

185

 

120

59

61

 

 N1

40

14

26

 

30

14

16

 

 N2

42

19

23

 

33

19

14

 

 N3

42

17

25

 

35

17

18

 

Pathological stage

< 0.001

   

0.963

 1a-1b

217

45

172

 

92

45

47

 

 2a-2b

65

26

39

 

51

26

25

 

 3a-3c

86

38

48

 

75

38

37

 

Operation time (min)

416.1 ± 126.0

419.5 ± 116.3

0.804

 

416.1 ± 126.0

430.5 ± 121.2

0.391

Intraoperative

 blood loss (ml)

325.3 ± 699.0

180.8 ± 359.9

0.009

 

325.3 ± 699.0

257.0 ± 485.4

0.404

 Albumin (g/dl)

3.26 ± 0.49

4.21 ± 0.34

< 0.001

 

3.26 ± 0.49

4.20 ± 0.35

< 0.001

 CRP (mg/l)

0.705 ± 1.22

0.190 ± 0.540

< 0.001

 

0.705 ± 1.22

0.205 ± 0.478

<  0.001

CEA (ng/ml)

0.117

   

0.204

  <  5

286

79

207

 

166

79

87

 

  > 5

82

30

52

 

52

30

22

 

Adjuvant chemotherapy

 

0.541

   

0.035

 Yes

100

32

68

 

79

32

47

 

 No

268

77

191

 

139

77

62

 
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BMC Cancer

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