Study | Selection | Comparability | Exposure | Total score (sum of stars) | |||||
---|---|---|---|---|---|---|---|---|---|
Is the case definition adequate? | Representativeness of the cases | Selection of Controls | Definition of Controls | Ascertainment of exposure | Same method of ascertainment for cases and controls | Non-response rate | |||
Anderson 2015 [32] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 8 |
Audenet 2017 [14] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 8 |
Bullock 2019 [15] | ☆ | ★ | ☆ | ★ | ★☆ | ☆ | ★ | ★ | 5 |
Dai 2019 [33] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 8 |
Dinh 2015 [16] | ☆ | ★ | ☆ | ★ | ★★ | ☆ | ★ | ★ | 6 |
Dinizo 2018 [6] | ★ | ★ | ☆ | ★ | ★☆ | ★ | ★ | ★ | 7 |
Epstein 2012 [17] | ★ | ★ | ☆ | ★ | ★☆ | ★ | ★ | ★ | 7 |
Ferro 2019 [18] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 8 |
Gondo 2015 [9] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 7 |
Herrera-Caceres 2020 [34] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 7 |
Jalloh 2015 [19] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 8 |
Jeon 2017 [10] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 8 |
Kim 2013 [22] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 8 |
Kwon 2016 [23] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 8 |
Leeman 2019 [11] | ★ | ★ | ☆ | ★ | ★☆ | ★ | ★ | ★ | 7 |
Luzzago 2018 [20] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 8 |
Lyon 2016 [21] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 8 |
Magheli 2010 [24] | ★ | ★ | ☆ | ★ | ★☆ | ★ | ★ | ★ | 7 |
Martin 2017 [25] | ★ | ★ | ☆ | ★ | ★☆ | ★ | ★ | ★ | 7 |
Mizuno 2016 [26] | ★ | ★ | ☆ | ★ | ★☆ | ★ | ★ | ☆ | 6 |
Morlacco 2016 [5] | ★ | ★ | ☆ | ★ | ★☆ | ★ | ★ | ★ | 7 |
Oh 2012 [27] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 8 |
Pietzak 2014 [28] | ★ | ★ | ☆ | ★ | ★☆ | ★ | ★ | ★ | 7 |
Shoag 2020 [29] | ☆ | ★ | ☆ | ★ | ★☆ | ☆ | ★ | ★ | 5 |
Weiner 2015 [30] | ☆ | ★ | ☆ | ★ | ★☆ | ☆ | ★ | ★ | 5 |
Wong 2012 [31] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 8 |
Zanaty 2018 [12] | ★ | ★ | ☆ | ★ | ★★ | ★ | ★ | ★ | 8 |