Table 5 Preoperative NLR and PLR cutoffs group CAL patients together

Age(years)

68.71 ± 13.96

69.00 ± 12.15

-0.133

0.895

68.88 ± 12.86

72.04 ± 12.17

-3.466

0.001

BMI(kg/m²)

22.86 ± 2.58

23.15 ± 4.49

-0.722

0.474

22.75 ± 2.35

23.32 ± 4.90

-1.758

0.085

Hospitalization (day)

40.07 ± 18.55

35.22 ± 14.17

1.695

0.098

35.77 ± 16.44

38.72 ± 15.98

-1.294

0.201

Gender

 Male

30(71.43)

44(73.33)

0.045

0.832

38(73.08)

36(72.00)

2.125

0.145

 Female

12(28.57)

16(26.67)

14(26.92)

24(48.00)

Smoking

 Yes

11(26.19)

17(28.33)

0.811

0.057

16(30.77)

12(24.00)

0.586

0.444

 No

31(73.81)

43(71.67)

36(69.23)

38(76.00)

Alcohol

 Yes

4(9.52)

10(1.67)

1.064

0.302

10(19.23)

4(8,00)

2.715

0.099

 No

38(90.48)

50(83.33)

42(80.77)

46(12.00)

Diabetes

 Yes

8(19.05)

8(13.33)

0.610

0.435

7(13.46)

9(18.00)

0.397

0.529

 No

34(80.95)

52(86.67)

45(86.54)

41(82.00)

Hypertension

 Yes

14(33.33)

19(31.67)

0.031

0.859

18(34.62)

15(3.00)

0.248

0.618

 No

28(4.76)

41(68.33)

34(65.38)

35(7.00)

Cardiovascular disease

 Yes

5(11.90)

6(10.00)

0.093

0.760

5(9.62)

6(12.00)

0.151

0.698

 No

37(88.10)

54(90.00)

47(90.38)

44(88.00)

Abdominal operation

 Yes

19(45.24)

22(36.67)

0.755

0.385

24(46.15)

17(34.00)

1.566

0.211

 No

23(54.76)

38(63.33)

28(53.85)

33(66.00)

Intestinal polyps

 Yes

26(61.90)

30(50.00)

1.414

0.234

33(63.46)

23(46.00)

3.139

0.076

 No

16(38.10)

30(50.00)

19(36.54)

27(54.00)

Chemotherapy

 Yes

24(57.14)

25(41.67)

2.371

0.124

28(53.85)

21(42.00)

1.433

0.231

 No

18(42.86)

35(58.33)

24(3.85)

29(58.00)

Surgical options

 laparoscopy

32(76.19)

59(98.33)

12.590

< 0.001

40(76.92)

46(92.00)

4.381

0.036

 open

10(23.81)

1(1.67)

12(23.08)

4(8.00)

Drainage tube

 Yes

40(95.24)

59(98.33)

0.829

0.363

40(76.92)

49(98.00)

10.183

0.001

 No

2(4.76)

1(1.67)

12(23.08)

1(2.00)

Tumor location

 Descending

13(30.95)

2(3.33)

15.052

< 0.001

12(23.08)

3(6.00)

6.004

0.050

 Sigmoid

8(19.05)

15(25.00)

10(19.23)

13(26.00)

 Rectum

21(50.00)

43(71.67)

30(57.69)

34(68.00)

Tumor diameter

 < 5 cm

21(50.00)

39(65.00)

2.295

0.130

28(53.85)

32(64.00)

1.085

0.298

 ≥ 5 cm

21(50.00)

21(35.00)

24(46.15)

18(36.00)

Tumor differentiation

 Poor

1(2.38)

1(1.67)

0.068

0.967

1(1.92)

3(6.00)

8.400

0.015

 Medium

39(92.86)

56(93.33)

48(92.31)

35(70.00)

 High

2(4.76)

3(5.00)

3(5.77)

12(24.00)

TNM Stage

 I

9(21.43)

11(18.33)

3.339

0.342

9(17.31)

11(22.00)

72.047

0.424

 II

19(45.24)

34(56.67)

28(53.85)

25(50.00)

 III

13(30.95)

11(18.33)

14(26.92)

10(20.00)

 IV

1(2.38)

4(6.67)

1(1.92)

4(8.00)

CEA(ng/mL)

 CEA(ng/mL)

4.04(1.99, 17.07)

5.39(2.08, 32.79)

-0.673

0.501

5.70(2.07, 27.88)

3.55(1.83, 29.27)

-1.285

0.199

 Leukocyte (10⁹/L)

7.41 ± 3.23

5.57 ± 1.52

3.686

< 0.001

6.85 ± 3.18

5.57 ± 1.44

2.912

0.005

 Neutrophil (10⁹/L)

6.38 ± 4.77

3.20 ± 1.05

4.321

< 0.001

4.87 ± 2.97

4.13 ± 4.00

1.788

0.080

 Platelet (10⁹/L)

240.40 ± 76.27

231.92 ± 94.77

0.729

0.470

236.75 ± 87.97

191.14 ± 56.82

6.903

< 0.001

 Lymphocyte(I10⁹/L)

1.14 ± 0.52

1.72 ± 0.55

-7.249

< 0.001

1.48 ± 0.60

1.77 ± 0.59

-8.356

< 0.001

 Hemoglobin (g/L)

119.50 ± 23.07

117.15 ± 22.96

0.660

0.513

112.88 ± 24.442

123.56 ± 20.04

-3.149

0.003

 Albumin (g/dL)

37.59 ± 4.61

38.49 ± 3.54

-1.261

0.214

38.32 ± 4.30

37.92 ± 3.73

0.663

0.510