Long Noncoding RNA HOTTIP Serves as an Independent Predictive Biomarker for the Prognosis of Patients with Clear Cell Renal Cell Carcinoma

Table 2

Correlation between HOTTIP expression and clinicopathological features.

Variables	HOTTIP expression		value
	Low	High
Age			0.9137
≦50	55	53
>50	198	198
Tumor size			0.0003
>7 cm	104	144
≦7 cm	149	108
Lymph node status			0.103
Negative	118	108
Positive	4	10
Metastasis			0.0248
Negative	212	186
Positive	30	47
Grade			0.0012
I and II	131	94
III and IV	122	158
Stage			0.0011
I and II	169	132
III and IV	84	120

value was determined using Fisher’s exact test.