Author (year) | Random sequence generation | Allocation concealment | Blinding of participants and personnel | Blinding of outcome assessment | Incomplete outcome data | Selective reporting | Other bias | Risk of bias | |
---|---|---|---|---|---|---|---|---|---|
Faramarzi M et al. (2017) [26] | ○ | ○ | ? | ○ | ○ | ○ | ○ | low | |
Phogat M et al. (2014) [27] | ? | ? | X | x | ? | ? | ○ | high | exclusion |
Jain M et al. (2013) [28] | ? | ? | X | x | ○ | ? | ○ | high | exclusion |
Chitsazi MT et al. (2013) [29] | ○ | ○ | ? | ○ | ○ | ○ | ○ | low | |
Chauhan AS et al. (2013) [30] | ? | ? | X | x | ○ | ? | ○ | high | exclusion |
Verma A et al. (2012) [32] | ? | ? | X | x | ? | ? | ○ | high | exclusion |
Matesanz P et al. (2013) [31] | ○ | ○ | ○ | ○ | ○ | ○ | ○ | low | |
Kranti K et al. (2010) [33] | ○ | ○ | ○ | ○ | ? | ? | ○ | unclear | |
Paolantonio M. (2009) [34] | ○ | ? | X | ○ | ○ | ○ | ○ | high | |
Gupta R et al. (2008) [35] | ? | ? | X | x | ? | ? | ○ | high | exclusion |
Fonseca DC 2015 [17] | ○ | ○ | ○ | ? | ○ | ○ | ○ | low | |
santos VR 2013 [18] | ○ | ○ | ○ | ? | ○ | ○ | ○ | low | |
Quirynen M 2006 [2] | ○ | ○ | x | ? | ○ | ○ | ○ | high | |
Swierkot K 2009 [19] | ○ | ○ | ? | x | ○ | ○ | ○ | high | |
unsal E 1994 [11] | ? | ? | x | x | ○ | ○ | ○ | high | exclusion |
lecic J 2016 [10] | ○ | ○ | ? | ○ | ○ | ○ | ○ | low | |
Oosterwaal PJM 1991 [12] | ○ | ? | ○ | ○ | ? | ○ | ○ | unclear |