Table 2.

Parameters associated with postoperative disease recurrence and overall mortality in ccRCC patients after adjusting univariate and multivariate Cox regression analyses.

	Reccurence-free survival				Overall survival
Variable	Univariate	Multivariate			Univariate	Multivariate
	P value	HR	95% CI	P value	P value	HR	95% CI	P value
Age (≥60 years vs. <60 years)	0.620	1.32	0.54–4.26	0.516	0.140	1.59	0.57–4.51	0.361
Sex (male vs. female)	0.831	1.07	0.35–3.32	0.979	0.441	1.17	0.31–4.40	0.890
Nuclear grade (G3/4 vs. G1/2)	0.018	1.92	0.58–6.33	0.209	<0.001	3.08	0.92–10.28	0.060
Pathological T stage (pT3/4 vs. pT1/2)	<0.001	5.03	2.06–12.24	<0.001	<0.001	3.68	1.14–11.84	0.029
Tumour size (≥40 mm vs. <40 mm)	0.007	2.67	1.16–6.19	0.021	0.005	6.67	1.51–29.40	0.012
Venous invasion (positive vs. negative)	<0.001	2.15	0.73–6.39	0.109	<0.001	5.86	1.80–19.22	0.003
LncRNA risk group (high vs. low & intermediate)	0.001	3.97	1.45–10.89	0.007	0.022	4.32	1.24–15.08	0.026