Study | Year | Country | Surgery | Trial type | No. of patients | Quality score | ||
---|---|---|---|---|---|---|---|---|
 | One-port VATS | Two-port VATS | Three-port VATS | |||||
Li C | 2013 | China | Lobectomy | Retrospective | 87 | Â | 75 | 6 |
Zhu Y | 2015 | China | Lobectomy | Retrospective | 33 | Â | 49 | 6 |
Hirai K | 2015 | Japan | Lobectomy | Retrospective | 60 | Â | 20 | 6 |
Mu JW | 2015 | China | Lobectomy + Segmentectomy + Wedge | Prospective | 58 |  | 347 | 8 |
Shen YX | 2015 | China | Lobectomy | Retrospective | 115 | Â | 296 | 8 |
Chang JM | 2016 | Taiwan | Lobectomy + Segmentectomy | Retrospective | 45 | 76 |  | 6 |
Hao ZP | 2016 | China | Lobectomy/Bilobectomy + Pneumonectomy | Retrospective | 115 |  | 101 | 6 |
Dai FQ | 2016 | China | Lobectomy | Retrospective | 77 | 66 | Â | 8 |
Ke HG | 2017 | China | Lobectomy | Retrospective | 65 | Â | 97 | 8 |
Wang LL | 2017 | China | Lobectomy | Retrospective | 73 | 86 | 98 | 6 |
Heo W | 2017 | Korea | Lobectomy | Retrospective | 37 | Â | 67 | 8 |
Song KS | 2017 | Korea | Lobectomy | Retrospective | 26 | Â | 47 | 8 |
Han KN | 2017 | Korea | Lobectomy/Bilobectomy + Segmentectomy | Retrospective | 203 | 68 | 168 | 6 |
Liu CC | 2018 | Taiwan | Lobectomy + Segmentectomy + Wedge | Retrospective | 150 |  | 382 | 8 |
Li C | 2018 | China | Lobectomy | Retrospective | 131 | Â | 101 | 6 |
Wang GX | 2018 | China | Lobectomy | Retrospective | 153 | Â | 113 | 6 |