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