Table 5 Univariate Cox regression analysis: upregulated expressions of piR-32051, piR-39894 and piR-43607 correlate with prognosis of clear renal cell carcinoma patients.

piR-32051

1.13

1.001–1.272

0.0540

piR-39894

1.15

1.022–1.297

0.0238

piR-43607

1.16

1.027–1.319

0.0201

Cancer-specific survival

piR-32051

1.21

1.054–1.390

0.0081

piR-39894

1.23

1.078–1.422

0.0032

piR-43607

1.24

1.082–1.445

0.0031