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Table 1 Patient demographics

From: Perioperative dynamics and significance of plasma-free amino acid profiles in colorectal cancer

  

N (%) patients

p-value

  

AICS rank B + C

AICS rank B

AICS rank C

Number of cases

62

25

37

Age, Years †

mean ± SD

63.1 ± 9.9

65.0 ± 9.5

61.8 ± 9.9

0.22

(range)

(36–83)

(38–79)

(36–83)

Sex ‡

male

35 (56.5)

13 (52.0)

22 (59.5)

0.75

female

27 (43.5)

12 (48.0)

15 (40.5)

TNM stage ‡

0

1 (1.6)

0

1 (2.7)

0.19

I

17 (27.4)

9 (36.0)

8 (21.6)

II

21 (33.9)

5(20.0)

16 (43.2)

III

23 (37.1)

11(44.0)

12 (32.4)

Tumor location ‡

right

17 (27.4)

7 (28.0)

10 (27.0)

0.07

left

39 (62.9)

13 (52.0)

26 (70.3)

unknown

6 (9.7)

5 (20.0)

1 (2.7)

Differentiation status ‡

well

15 (24.2)

5 (20.0)

10 (27.0)

0.57

moderate

34 (54.8)

13 (52.0)

21 (56.8)

poor

3 (4.8)

1 (4.0)

2 (5.4)

other

10 (16.1)

6 (24.0)

4 (10.8)

Histological type ‡

tub

43 (69.4)

15 (60.0)

28 (75.7)

0.10

pap

5 (8.1)

2 (8.0)

3 (8.1)

pr

6 (9.7)

4 (16.0)

2 (5.4)

muc

3 (4.8)

0

3 (8.1)

other

5 (8.1)

4 (16.0)

1 (2.7)

Treatment

resection

42 (67.7)

15 (60.0)

27 (73.0)

0.41

method ‡

resection + adj CT

20 (32.3)

10 (40.0)

10 (27.0)

  1. Abbreviations: AICS, AminoIndex Cancer Screening; SD, standard deviation; tub, tubular adenocarcinoma; pap, papillary adenocarcinoma; pr, poorly differentiated adenocarcinoma; muc, mucinous adenocarcinoma; adj CT, adjuvant chemotherapy
  2. Comparison of rank B and C; † t-test; ‡ Fisher exact test