Table 3 Risk of bias for non-randomized study (Newcastle-Ottawa scale)
References | Risk of Bias (RoB) |
|---|---|
Wang et al. [19] | LQ |
Yu et al. [4] | HQ |
Wembenyui et al. [24] | HQ |
Suarilah & Lin [8] | HQ |
Almutary & Tayyib [22] | HQ |
Cardol et al. [25] | HQ |
Kajiwara & Morimoto [26] | LQ |
Ahn et al. [20] | HQ |
Lai et al. [23] | LQ |
Washington et al. [27] | LQ |
Noviana & Zahra [28] | LQ |
Kim & Cho [29] | LQ |
Avanji et al. [30] | LQ |
Chen et al. [21] | LQ |
He et al. [31] | LQ |