Table 1.
Characteristics of studies included in the meta-analysis
| Authors | Journal name | Study design | Region | Number of patients
|
Age
|
Sex
|
Follow-up
|
Number of tumors
|
Tumor size (cm)
|
Associated with cirrhosis
|
Tumor stage (BCLC) | Newcastle–Ottawa scale | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| (MWA/HRN) | Mean ± SD (years)
|
(m/f) | Duration (months) | (MWA/HRN) | (MWA/HRN) | (MWA/HRN) |
|
||||||||
| (MWA/HRN) | Total | Selection | Comparability | Outcome | |||||||||||
| Li et al24 | Hepatol Res | Retrospective cohort study | People’s Republic of China | 60/87 | 65 (45–71)/63 (40–77) | 117/30 | 1–60 | 1.017±0.02/1.126±0.05 | 2.0±0.5/2.3±0.5 | – | 0/A | 7 | **** | * | ** |
| Zhang et al20 | Eur J Surg Oncol | Retrospective cohort study | People’s Republic of China | 68/122 | 55.4±9.9/49.5±8.6 | 168/22 | 9–104 | – | 2.7±0.3/2.7±0.4 | – | 0/A | 6 | **** | – | ** |
| Xu and Zhao23 | Int J Clin Exp Pathol | Prospective cohort study | People’s Republic of China | 45/45 | 57.9±3.4/58.3±3.1 | 66/24 | 1–36 | – | 3.8±0.9/3.6±0.7 | – | 6 | ** | ** | ** | |
| Shi et al22 | J Gastroenterol Hepatol | Retrospective cohort study | People’s Republic of China | 117/107 | 56.6±9.2/54.5±9.9 | 180/44 | 1–101 | 1.191±0.04/1.178±0.04 | – | 111/101 | – | 8 | *** | ** | *** |
| Takami et al26 | J Hepatobiliary Pancreat Sci | Retrospective cohort study | Japan | 390/34 | 67.6±9.1/66.1±7.5 | 262/162 | 1–184 | 1.55±0.75/1.11±0.47 | 2.08±0.5/2.23±0.7 | – | 0/A | 8 | **** | ** | ** |
| Wang et al19 | J Gastrointest Surg | Retrospective cohort study | People’s Republic of China | 114/80 | 54.82±11.44/57.66±14.31 | 171/23 | 1–96 | – | – | 96/71 | – | 8 | **** | ** | ** |
| Horigome et al21 | Hepatogastroenterology | Prospective cohort study | Japan | 29/43 | 65±5/63±7 | 55/17 | 1–120 | – | 1.7±0.6/2.3±0.7 | – | – | 6 | **** | – | ** |
| Midorikawa et al27 | J Hepatobiliary Pancreat Surg | Retrospective cohort study | Japan | 38/51 | 63.8±11.2/61.6±11.2 | 64/25 | 2–60 | 1.9±1.12/1.53±1.05 | 3.1±1.3/4.5±3.7 | 31/36 | – | 8 | **** | ** | ** |
| Yamanaka et al25 | World J Surg | Retrospective cohort study | Japan | 27/23 | 63±7.4/61±7.9 | 37/13 | 6–36 | 1.222±0.1/1.217±0.09 | 3.3±1.5/3.1±1.8 | 25/22 | – | 6 | ** | ** | ** |
Note: An asterisk indicates one score of each section.
Abbreviations: MWA, microwave ablation; HRN, hepatic resection; BCLC, Barcelona Clinic Liver Cancer.