[Table/Fig-4a]:

Risk of Bias.

Reference	Random sequence generation	Allocation concealment	Blinding of outcome assessment	Incomplete outcome data addressed	Selective outcome reporting
Turkoglu O et al., [2]	High risk	Low risk	Low risk	High risk	Low risk
Jhingta P et al., [3]	Unclear	Unclear	Unclear	Low risk	Low risk
Albert-Kiszely A et al., [7]	Low risk	Low risk	Low risk	High risk	Low risk
Arora V et al., [15]	High risk	Unclear	Low risk	Unclear	Low risk
Harini PM et al., [20]	Unclear	Low risk	Low risk	Low risk	Low risk
Najafi MH et al., [22]	Unclear	Low risk	Unclear	Unclear	Low risk
Mythri H et al., [23]	Low risk	Low risk	Low risk	Low risk	Low risk
Sharma N et al., [24]	Unclear	Unclear	Low risk	High risk	Low risk
Pilloni A et al., [28]	Unclear	Unclear	Unclear	High risk	Low risk
Pedrazzi V et al., [29]	Low risk	Unclear	Low risk	Low risk	Low risk