Study | Year | Selection | Comparability | Outcome | Scale | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Exposed | Non-exposed | Ascertainment of exposure | Start without outcome present | Major factor | Addition factor | Outcome assessment | Follow-up length | Adequacy of outcome | |||
Badalato | 2012 | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | 8 | |
De Berardinis | 2011 | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | 8 | |
Denzinger | 2008 | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | 8 | |
Hautmann | 2009 | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | 7 | |||
Jager | 2011 | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | 9 |
Li | 2011 | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | 8 | |
Patard | 2001 | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | 7 | ||
Spaliviero | 2014 | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | 7 | ||
Sun | 2008 | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | 8 | |
Thalmann | 2004 | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | 8 | |
Wong | 2009 | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | ⭐ | 7 |