Study | Overall bias: risk of bias judgment | Overall predicted direction of bias for this outcome |
---|---|---|
Chang et al.13 | Serious | Unpredictable |
Commons et al.22 | Serious | Unpredictable |
Jia et al.23 | Moderate | Unpredictable |
Rodrigues et al.24 | Moderate | Unpredictable |
Rose et al.25 | Moderate | Unpredictable |
Tan et al.26 | Moderate | Unpredictable |