Hepatocellular carcinoma in the elderly: Meta-analysis and systematic literature review

Table 6 Survival data comparing elderly and younger patients undergoing radiofrequency ablation

Author	Year	Young, n	Elderly, n	1-yr overall survival		3-yr overall survival		5-yr overall survival		P value
				Young	Elderly	Young	Elderly	Young	Elderly
Takahashi et al[24]	2010	354	107	NA	NA	80.0%	82.0%	63.0%	61.0%	0.824
Mirici-Cappa et al[13]	2010	230	195	89.9%	90.1%	52.9%	53.4%	35.1%	29.0%	0.797
Nishikawa et al[25]	2012	238	130	97.6%	90.0%	83.7%	64.1%	64.0%	44.8%	0.001
Liu et al[21]	2014	336	147	95.0%	96.0%	81.0%	78.0%	65.0%	65.0%	0.690
Fujiwara et al[26]	2014	1048	353	97.3%	95.5%	82.3%	75.6%	62.9%	52.7%	< 0.001

NA: Not available.