Table 3.

Correlations of preoperative serum MR and CD163 levels with major clinical variables in colorectal cancer patients

Clinical variables	Serum MR		Serum CD163
	Median(P25–P75)	$P$ value	Median(P25–P75)	$P$ value
Age		0.7823		0.6970
$⩽$ 65 years	0.364(0.269–0.423)		0.665(0.524–0.825)
$>$ 60 years	0.352(0.285–0.426)		0.689(0.549–0.787)
Gender		0.4411		0.4760
Male	0.350(0.262–0.424)		0.646(0.544–0.798)
Famale	0.371(0.289–0.426)		0.690(0.535–0.829)
Differentiation		0.7258		0.1077
High $+$ Moderate	0.359(0.271–0.426)		0.671(0.543–0.790)
Low	0.355(0.304–0.421)		0.763(0.509–0.889)
Tumor size		0.4410		0.1400
$⩽$ 5 cm	0.357(0.274–0.418)		0.677(0.543–0.785)
$>$ 5 cm	0.365(0.279–0.449)		0.731(0.508–0.906)
T stage		0.0219		0.0098
T1–T2	0.311(0.236–0.387)		0.582(0.535–0.685)
T3–T4	0.364(0.291–0.427)		0.697(0.541–0.836)
N stage		0.0001		0.0001
N0	0.328(0.251–0.390)		0.599(0.483–0.751)
N1–N2	0.385(0.315–0.458)		0.752(0.628–0.855)
M stage		0.4850		0.0841
M0	0.357(0.275–0.424)		0.674(0.535–0.817)
M1	0.381(0.304–0.479)		0.802(0.688–0.860)
Clinical stage		0.0001		0.0001
I $+$ II	0.328(0.251–0.391)		0.599(0.482–0.739)
III $+$ IV	0.385(0.316–0.456)		0.754(0.629–0.853)