Table 1 Characteristic and quality of retrieved studies
Reference | Year | Country, year | Patient Number (after PSM) | Maximum follow up (years) | PSM | Design | Quality score | |
|---|---|---|---|---|---|---|---|---|
TMT | RC | |||||||
Bekelman [23] | 2013 | SEER, 1995–2005 | 417 | 1426 | 9 | None | R | 15 |
Kim [22] | 2017 | Korea, 2007–2014 | 32 (29) | 308 (50) | 5 | 1,2,5,6,10 | R | 15 |
Kulkarni [21] | 2017 | Single-center, 2008–2013 | (56) | (56) | 6 | 1,2,5,6,10 | R | 16 |
Williams [20] | 2018 | SEER, 2002–2011 | 752 (687) | 2448 (687) | 10 | 1,2,4,9,5,7,10 | R | 19 |
Zhong [19] | 2019 | NCDB, 2004–2013 | 1178 (1002) | 7276 (1002) | 10 | 1,5,6,7,8 | R | 18 |
Kumar [13] | 2021 | US Veterans, 2000–2017 | 163 | 1472 | 5 | None | R | 17 |
Qiu [18] | 2022 | CaPRICE, 2005–2014 | (891) | (891) | 15 | 1,2,3,4,5,6 | R | 18 |