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Table 1 Long-term survival data from follow-up studies of HCC patients treated with RFA

From: Minimally invasive image-guided therapy for inoperable hepatocellular carcinoma: What is the evidence today?

Study Patients (n) Type of RFA Tumor size (cm) 5-year overall survival (%)
Buscarini et al. (2001)[53] 88 perc ≤3.5 33
Lencioni et al. (2005)[54] 187 perc Mean, 2.8 48
Tateishi et al. (2005)[55] 319 (naive) perc Mean, 2.6 54 (naive)
345 (pretreated) 38 (pretreated)
Raut et al. (2005)[56] 194 140 perc Median 55
54 open Total 3.3
Perc 3.0
Open 4.0
Machi et al. (2005)[57] 84 49 perc Mean 40
20 lap Total 3.2
15 open Perc 3.2
Lap 3.0
Open 3.1
Cabassa et al. (2006)[58] 59 perc Mean, 3.1 43
Choi et al. (2006)[59] 570 perc Mean, 2.59 58
Yan et al. (2007)[60] 266 perc Mean, 3.9 43
Ueno et al. (2009)[61] 155 110 perc, 45 Mean, 2.0 63
lap/open
  1. Data of studies with ≥ 50 patients included
  2. RFA = radiofrequency ablation, perc = percutaneous, lap = laparoscopic, open = open procedure