Identification of Prognostic Markers of DNA Damage and Oxidative Stress in Diagnosing Papillary Renal Cell Carcinoma Based on High-Throughput Bioinformatics Screening

Table 5

The relationship between PMCH expression level in pRCC and pathology features of pRCC patients (n = 60).

Characteristics	PMCH		Chi-squared test	value
	Low no. cases	High no. cases
All patients	(n = 30)	(n = 30)
Gender			0.067	0.795
Male	17	16
Female	13	14
Age (years)			0.278	0.598
≤60	13	11
>60	17	19
Tumor stage			4.344	0.037
≤T2	17	9
>T2	13	21
Lymph-node metastasis			6.667	0.01
Negative	20	10
Positive	10	20
Pathology grade			7.177	0.007
Low grade	16	6
High grade	14	24