Hadad 2017 [45] | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 2 | 14/16 | Retrospective cohort | ||||
Hillam 2017 [46] | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 2 | 14/16 | Retrospective cohort | ||||
Khan 2010 [47] | 2 | 2 | 2 | 2 | 0 | 0 | 2 | 1 | 11/16 | Retrospective cohort | ||||
Lewin 2015 [48] | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 23/24 | RCT |
Leyngold 2012 [49] | 2 | 2 | 2 | 1 | 0 | 0 | 2 | 2 | 11/16 | Retrospective cohort | ||||
Liu 2011 [50] | 2 | 2 | 2 | 1 | 0 | 2 | 2 | 2 | 13/16 | Retrospective cohort | ||||
Liu 2012 [51] | 2 | 2 | 2 | 2 | 0 | 0 | 2 | 2 | 12/16 | Retrospective cohort | ||||
McCullough 2014 [52] | 2 | 2 | 2 | 2 | 0 | 1 | 2 | 1 | 12/16 | Retrospective cohort | ||||
Mirzabeigi 2012 [53] | 2 | 2 | 2 | 1 | 0 | 2 | 2 | 1 | 12/16 | Retrospective cohort | ||||
Nelson 2014 [54] | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 1 | 13/16 | Retrospective cohort | ||||
Nguyen 2012 [55] | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 2 | 14/16 | Retrospective cohort | ||||
Olsen 2015 [56] | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 2 | 14/16 | Retrospective cohort | ||||
Olsen 2016 [57] | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 2 | 14/16 | Retrospective cohort | ||||
Olsen 2017 [58] | 2 | 2 | 1 | 2 | 0 | 2 | 2 | 1 | 12/16 | Retrospective cohort | ||||
Ota 2014 [59] | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 1 | 13/16 | Retrospective cohort | ||||
Ota 2016 [60] | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 2 | 14/16 | Retrospective cohort | ||||
Peled 2010 [61] | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 1 | 13/16 | Retrospective cohort | ||||
Petersen 2016 [62] | 2 | 2 | 2 | 1 | 0 | 2 | 2 | 1 | 12/16 | Retrospective cohort | ||||
Phillips 2013 [63] | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 1 | 2 | 2 | 2 | 1 | 20/24 | RCT |
Phillips 2016 [64] | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 1 | 2 | 2 | 2 | 1 | 20/24 | RCT |
Sinha 2017 [65] | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 2 | 14/16 | Prospective cohort | ||||
Sorkin 2017 [66] | 2 | 2 | 2 | 2 | 0 | 2 | 1 | 2 | 13/16 | Prospective cohort | ||||
Tanner 2011 [67] | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 2 | 14/16 | Prospective cohort |