Diagnostic performance of dynamic contrast-enhanced magnetic resonance imaging parameters and serum tumor markers in rectal carcinoma prognosis

Table 2 Comparison of baseline data of patients with different differentiation degrees

Factors	M + H group (n = 66)	L group (n = 38)	P value
Age (yr)			0.703
≥ 60	39	21
< 60	27	17
Sex			0.855
Male	37	22
Female	29	16
BMI (kg/m2)			0.572
≥ 25	19	9
< 25	47	29
Tumor site			1.069
Upper	23	12
Middle	20	9
Lower	23	17
Tumor type			0.797
Protruded	10	5
Ulcerative	47	26
Infiltrating	9	7
T staging			0.786
T1-T2	40	22
T3-T4	26	16

M+H: Modern + high; L: Low; BMI: Body mass index.