Table 4.
Summary of outcomes reported by previous meta-analysis and present meta-analysis.
| Study | Latest literature search | Included studies | Study characteristics | Operation time | Blood loss | Blood transfusion | postoperative morbidity | postoperative mortality | LOH | 1-year OS |
5-year OS |
1-year DFS | 5-year DFS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Twaij et al. | 2013.8 | 4 | R&RM | E | FLH | FLH | FLH | NA | FLH | NA | NA | NA | NA |
| Chen et al. | 2015.3 | 7 | R&RM | E | FLH | FLH | FLH | E | FLH | E | FLH | E | E |
| Goh et al. | 2016.11 | 5 | R&RM | NA | NA | NA | NA | NA | NA | FLH | FLH | FLH | E |
| Present study | 2021.3 | 16 | RM | E | FLH | FLH | FLH | FLH | FLH | FLH | FLH | E | E |
LOH length of hospitalization, OS overall survival, DFS disease-free survival, R retrospective study, RM retrospective matched study, RCT randomized clinical trial, E equivalent, FLH favors laparoscopic hepatectomy, NA not available.