Correlation between abdominal computed tomography signs and postoperative prognosis for patients with colorectal cancer

Table 5 Correlation between postoperative survival time and abdominal computed tomography signs in patients with colorectal cancer

Independent variable		Survival time	BMI	Degree of periintestinal infiltration	Tumor size	Lymph nodes CT value	Mean tumor long-axis diameter	Mean tumor short-axis diameter
Survival time	r value	-	-0.559	-0.679	-0.430	-0.585	-0.425	-0.385
	P value	-	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001	< 0.001
BMI	r value	-	-	0.303	0.254	0.431	0.211	0.437
	P value	-	-	0.004	0.017	< 0.001	0.049	< 0.001
Degree of periintestinal infiltration	r value	-	-	-	0.199	0.246	0.332	0.264
	P value	-	-	-	0.063	0.021	0.002	0.013
Tumor size	r value	-	-	-	-	0.352	0.303	0.276
	P value	-	-	-	-	0.001	0.004	0.009
Lymph node CT value	r value	-	-	-	-	-	0.390	0.420
	P value	-	-	-	-	-	< 0.001	< 0.001
Mean tumor long-axis diameter	r value	-	-	-	-	-	-	0.587
	P value	-	-	-	-	-	-	< 0.001
Mean tumor short-axis diameter	r value	-	-	-	-	-	-	-
	P value	-	-	-	-	-	-	-

BMI: Body mass index; CT: Computed tomography.