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Table 1 Patient characteristics (n = 830)

From: Controlling nutritional status (CONUT) score as a preoperative risk assessment index for older patients with colorectal cancer

 

Total (n = 830)

CONUT score

p value

0/1 (n = 508, 61%)

2/3 (n = 249, 30%)

≥4 (n = 73, 9%)

Age, years

    

0.022

 median (range)

78 (75–94)

78 (75–92)

79 (75–94)

80 (75–88)

 

Sex

    

0.115

 Male

470 (57%)

277 (55%)

144 (58%)

49 (67%)

 

 Female

360 (43%)

231 (45%)

105 (42%)

24 (33%)

 

BMI

    

0.055

  < 25

681 (82%)

408 (80%)

206 (83%)

67 (92%)

 

  ≥ 25

149 (18%)

100 (20%)

43 (17%)

6 (8%)

 

Primary tumor site

    

0.380

 Colon

653 (79%)

398 (78%)

193 (78%)

62 (85%)

 

 Rectum

177 (21%)

110 (22%)

56 (22%)

11 (15%)

 

Stage

    

0.045

 I

224 (27%)

152 (30%)

59 (24%)

13 (18%)

 

 II

258 (31%)

152 (30%)

77 (32%)

29 (40%)

 

 III

258 (31%)

159 (31%)

80 (32%)

19 (26%)

 

 IV

90 (11%)

45 (9%)

33 (13%)

12 (16%)

 

ASA-PS

    

< 0.001

 1

98 (12%)

71 (14%)

22 (9%)

5 (7%)

 

 2

571 (69%)

360 (71%)

175 (70%)

36 (49%)

 

 3

161 (19%)

77 (15%)

52 (21%)

32 (44%)

 

CCI

    

0.001

 2

532 (64%)

345 (68%)

151 (61%)

36 (49%)

 

 3

156 (19%)

95 (19%)

48 (19%)

13 (18%)

 

 ≥ 4

142 (17%)

68 (13%)

50 (20%)

24 (33%)

 

NIA/NCI

    

0.001

 0/1

376 (45%)

246 (48%)

100 (40%)

30 (41%)

 

 2/3

381 (46%)

233 (46%)

119 (48%)

29 (40%)

 

 ≥ 4

73 (9%)

29 (6%)

30 (12%)

14 (19%)

 

ACE-27

    

0.130

 Normal

0

0

0

0

 

 Mild

0

0

0

0

 

 Moderate

487 (59%)

310 (61%)

133 (53%)

44 (60%)

 

 Severe

343 (41%)

198 (39%)

116 (47%)

29 (40%)

 
  1. CONUT Controlling Nutritional Status, BMI body mass index, ASA-PS American Society of Anesthesiologists Physical Status classification, CCI Charlson Comorbidity Index, NIA/NCI National Institute on Aging and National Cancer Institute Comorbidity Index, ACE-27 Adult Comorbidity Evaluation-27