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Study and baseline characteristics of studies included in the meta-analysis
| Study | County | Study Design | Tumor | RFA, n | MWA, n | Age, RFA | Age, MWA | Child-Pugh A/B/C, RFA | Child-Pugh A/B/C, MWA | Tumor size (cm), RFA | Tumor size (cm), MWA | Tumor lesions, RFA | Tumor lesions, MWA |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kamal 2019 (13) | Egypt | RCT | HCC | 28 | 28 | 55 | 55 | 22.6.2000 | 22.6.2000 | 3.28 ± 0.91 | 3.25 ± 0.92 | 34 | 34 |
| Vietti Violi 2018 (14) | France/Switzerland | RCT | HCC | 73 | 71 | 65 (median) | 68 (median) | 53/20/0 | 57/14/0 | 1.8 ± 0.71 | 1.8 ± 0.65 | 104 | 98 |
| Abdelaziz 2014 (15) | Egypt | RCT | HCC | 45 | 66 | 56.8 ± 7.3 | 53.6 ± 5 | 24/21/0 | 25/41/0 | 2.95 ± 1.03 | 2.9 ± 0.97 | 52 | 76 |
| Di Vece 2013 (16) | Italy | RCT | HCC/Metastases | 20 | 20 | 59 (median) | 63 (median) | N/R | N/R | 3.2 (median) | 3.6 (median) | 20 | 20 |
| Qian 2012 (17) | China | Prospective | HCC | 20 | 22 | 56 ± 11 | 52 ± 12 | 20/0/0 | 22/0/0 | 2 ± 0.5 | 2.1 ± 0.4 | 20 | 22 |
| Sparchez 2019 (18) | Romania | Retrospective | Metastases | 44 | 17 | 60.18 ± 9.96 | 62.12 ± 10.73 | - | - | 2.maj | feb.55 | 62 | 20 |
| Takahashi 2018 (19) | USA | Retrospective | CRLM | 54 | 51 | N/R | N/R | - | - | 2.4 (median) | 2.1 (median) | 155 | 121 |
| Shady 2018 (20) | USA | Retrospective | CRLM | 62 | 48 | N/R | N/R | - | - | 1.8 (median) | 1.7 (median) | 85 | 60 |
| Xu 2017 (21) | China | Retrospective | HCC | 159 | 301 | 54 ± 11 | 54.2 ± 11 | 140/19/0 | 278/23/0 | 1.7 ± 0.3 | 1.7 ± 0.3 | 159 | 301 |
| van Tilborg 2016 (38) | Netherlands | Retrospective | CRLM | Total number of participants: 122 | N/R | N/R | - | - | 2.apr | 2.maj | 151 | 48 | |
| Potretzke 2016 (23) | USA | Retrospective | HCC | 55 | 99 | 62 | 61 | N/R | N/R | 2.apr | 2.feb | 69 | 136 |
| Zhang X. 2014 (24) | China | Retrospective | HCC/Metastases | 92 | 230 | 51.5 ± 14.3 | 55.7 ± 13.2 | N/R | N/R | 5.4 ± 1.9 | 5.7 ± 2.1 | 173 | 349 |
| Zhang L. 2013 (25) | China | Retrospective | HCC | 78 | 77 | 54 ± 10.5 | 54 ± 9.5 | 78/0/0 | 77/0/0 | 2.3 ± 0.4 | 2.2 ± 0.4 | 97 | 105 |
| Liu 2013 (26) | China | Retrospective | Metastases | 54 | 35 | 53.1 ± 12.7 | 53.4 ± 15.3 | - | - | 2.5 ± 1.0 | 2.3 ± 1.0 | 70 | 62 |
| Ding 2013 (27) | China | Retrospective | HCC | 85 | 113 | 58.64 ± 8.52 | 59.06 ± 11.68 | 49/36/0 | 75/30/0 | 2.38 ± 0.81 | 2.55 ± 0.89 | 98 | 131 |