Application of CD34 expression combined with three-phase dynamic contrast-enhanced computed tomography scanning in preoperative staging of gastric cancer

Table 3 Diagnostic results of three-phase dynamic contrast-enhanced computed tomography in N staging and the expression of CD34 in different N stages, n (%)

Pathological N staging	N staging of three-phase dynamic contrast-enhanced CT					Expression of CD34-marked MVD
	N0	N1	N2	N3	Accuracy
N0 (n = 37)	28	6	3	0	75.68	52.43 ± 12.77
N1 (n = 27)	3	20	4	0	74.07	71.89 ± 10.13
N2 (n = 20)	0	1	17	2	85.00	86.83 ± 9.74
N3 (n = 22)	0	2	3	17	77.27	102.07 ± 11.27

CT: Computed tomography; MVD: Microvessel density.