Table 1 Patients’ characteristics.

From: Prognostic significance of bone marrow and spleen 18F-FDG uptake in patients with colorectal cancer

 

N (%)

Sex

Female

164 (39.9)

Male

247 (60.1)

Age (years)

 < 70

262 (63.7)

 ≥ 70

149 (36.3)

ASA

1

198 (48.2)

2

159 (38.7)

3 and 4

49 (11.9)

No data

5 (1.2)

BMI (kg/m2)

 < 25

305 (74.2)

 ≥ 25

106 (25.8)

Preop-CEA (ng/mL)

< 5

273 (66.4)

≥ 5

138 (33.6)

Tumor location

Rt. colon

122 (29.4)

Lt. colon

178 (43.3)

Rectum

112 (27.3)

Tumor size (cm)

< 5

218 (53)

≥ 5

193 (47)

Histologic grade

G1

44 (10.7)

G2

324 (78.8)

G3

20 (4.9)

Etc

23 (5.6)

LVI

Absent

292 (71)

Present

108 (26.3)

No data

11 (2.7)

Number of retrieved LNs

< 12

63 (15.3)

≥ 12

348 (84.7)

Stage

I and II

192 (46.7)

III

169 (41.1)

IV

50 (12.2)

MSI

MSS/MSI-low

249 (60.6)

MSI-high

29 (7.1)

No data

133 (32.4)

KRAS

Wild

123 (29.9)

Mutant

59 (14.4)

No data

229 (55.7)

Chemotherapy

No

154 (37.5)

Yes

257 (62.5)

NLR

< 3

264 (64.2)

≥ 3

147 (35.8)

TLR

Median (IQR)

4.65 (3.449–6.475)

BLR

Median (IQR)

0.83 (0.730–0.955)

SLR

Median (IQR)

0.82 (0.740–0.910)

  1. ASA American Society of Anesthesiology, BMI body mass index, CEA carcinoembryonic antigen, LVI lymphovascular invasion, LN lymph node, MSI microsatellite instability, MSS microsatellite Stable, NLR neutrophil-to-lymphocyte ratio, TLR tumor-to-liver ratio, BLR bone marrow-to-liver ratio, SLR spleen-to-liver ratio, IQR Interquartile range.