Table 2 Univariable and multivariable cox regression analysis of MIR31HG and its splice variants with clinicopathological features in the Mannheim cohort (HR hazard ratio, CI confidence interval, LVI lymphovascular invasion, Basal high KRT5 expression, Non-basal low KRT5 expression, significant p values are bold)

 <70 vs. ≥70

0.701(0.406–1.212)

0.2041

–

–

 Male vs. Female

0.980(0.535–1.795)

0.9485

–

–

 T2 vs. T3/4

0.401(0.202–0.797)

0.0092

0.445(0.220–0.900)

0.0243

 Negative vs. Positive

0.550(0.075–4.050)

0.5570

–

–

 Negative vs. Positive

0.547(0.245–1.221)

0.1418

0.694(0.243–1.987)

0.4961

 Basal vs. Non-basal

1.202(0.596–2.422)

0.6073

–

–

 Low vs. High

1.720(0.681–4.347)

0.2522

–

–

 Low vs. High

3.753(1.457–9.664)

0.0063

1.896(0.831–4.329)

0.1294

 Low vs. High

2.522(1.235–5.149)

0.0114

2.805(1.293–6.083)

0.0090