Table 3.
Quality assessment for included studies based on the Newcastle–Ottawa Scale.
| Author, year | Select | Comparability | Result | Total |
|---|---|---|---|---|
| Ishida, 2021 | ★★★★ | ★★ | ★★ | 8 |
| Kamitani, 2019 | ★★★★ | ★★ | ★★ | 8 |
| Tan, 2014 | ★★★★ | ★ | ★★ | 7 |
| Palmela, 2017 | ★★★★ | ★ | ★★ | 7 |
| Miyata, 2017 | ★★★★ | ☆ | ★★ | 6 |
| Onishi, 2022 | ★★★★ | ★ | ★★ | 7 |
| Yip, 2014 | ★★★ | ★ | ★★ | 6 |
| Okuno, 2018 | ★★★★ | ★ | ★★ | 7 |
| Boer, 2020 | ★★★★ | ★ | ★ | 6 |
| Eriksson, 2016 | ★★★★ | ★ | ★ | 6 |
| Ishida, 2019 | ★★★★ | ★ | ★★ | 7 |
| Mayanagi, 2014 | ★★★★ | ★ | ★ | 6 |
| Harada, 2022 | ★★★★ | ★ | ★★ | 7 |
| Mirkin, 2017 | ★★★★ | ★ | ★★★ | 8 |
| Ishibashi, 2019 | ★★★★ | ★ | ★ | 6 |
| Ozawa, 2019 | ★★★★ | ☆ | ★★ | 6 |
| Kita, 2021 | ★★★★ | ★ | ★★★ | 8 |
| Nakayama, 2021 | ★★★★ | ★ | ★★ | 7 |
| Awad, 2011 | ★★★★ | ★ | ★★ | 7 |
| Hagens, 2019 | ★★★★ | ★ | ★ | 6 |
| Kawakita, 2019 | ★★★★ | ★ | ★★★ | 8 |
| Yoon, 2020 | ★★★★ | ★ | ★★ | 7 |
| Järvinen, 2018 | ★★★★ | ★ | ★ | 6 |
| Liu, 2016 | ★★★★ | ★ | ★ | 6 |
| Reisinger, 2015 | ★★★★ | ★ | ★ | 6 |
| Grün, 2020 | ★★★★ | ★ | ★ | 6 |
| Panje, 2019 | ★★★★ | ★ | ★★★ | 8 |
| Elliot, 2017 | ★★★★ | ★ | ★★ | 7 |
| Paireder, 2016 | ★★★★ | ★★ | ★★★ | 9 |
| Fukuoka, 2019 | ★★★★ | ★★ | ★★★ | 9 |
| Yassaie, 2019 | ★★★★ | ★ | ★★ | 7 |