[Retracted] CT Image Examination Based on Virtual Reality Analysis in Clinical Diagnosis of Gastrointestinal Stromal Tumors

Table 5

PCNA expression in GIST and its relationship with clinicopathological factors.

	Number of cases	PCNA positive	PCNA negative	X^2 value	value
Male	19	9	10	0.153	> 0.05
Female	32	17	15
<45	16	8	8	0.009	> 0.05
≥45	35	18	17
Stomach	38	21	17	1.094	> 0.05
Small intestine	13	5	8