Table 5.
Risk of bias.
| Random Sequence Generation | Allocation Concealment | Blinding of Partecipants | Blinding of Therapist | Blinding of Outcome Assessment | Incomplete Outcome Data | Selective Reporting | Rate | |
|---|---|---|---|---|---|---|---|---|
| Kashyap (2018) [34] | + | + | − | − | − | + | + | Hight |
| Gilani (2018) [35] | + | + | ? | − | − | + | + | Hight |
| Basak (2018) [36] | ? | ? | − | − | − | + | + | Hight |
| Tank (2018) [37] | ? | ? | ? | − | − | + | + | Hight |
| Phadke (2016) [38] | + | + | ? | − | − | + | + | Hight |
| Iqbal (2016) [39] | ? | ? | ? | − | − | + | + | Hight |
| Kirthika (2016) [40] | ? | ? | ? | − | − | ? | ? | Low |
| Yehaneh Lari (2015) [41] | ? | ? | − | − | − | + | + | Low |
| Shah (2015) [42] | ? | ? | ? | − | − | + | + | Hight |
| Yadav (2015) [43] | + | + | ? | − | − | + | + | Hight |
| Yatheendra Kumar (2015) [44] | ? | ? | ? | − | − | + | + | Hight |
| Nambi (2013) [45] | − | − | ? | − | − | + | + | Low |
| Richa (2012) [46] | ? | ? | − | − | − | + | + | Low |
| Sata (2012) [47] | ? | ? | ? | − | − | + | + | Hight |
| Nagrale (2010) [48] | + | + | ? | + | ? | + | + | Hight |
| Zibiri (2019) [49] | + | + | ? | − | − | + | + | Hight |
| El-Laithy (2018) [50] | + | + | ? | − | − | + | + | Hight |
| Jeong (2017) [51] | ? | ? | ? | − | − | + | + | Hight |
| Sadria (2016) [52] | + | + | + | − | − | + | + | Hight |
| Kumari (2016) [53] | ? | ? | ? | − | − | + | + | Hight |
| Sakshi (2014) [54] | − | − | ? | − | − | + | + | Low |
Legend: “+”: Low Risk; “−“: High Risk; “?”: Unclear Risk.