First author | Selection (out of 4) | Comparability (out of 2) | Exposure/outcome (out of 3) | Total (out of 9) |
---|---|---|---|---|
Ballivian et al. [22] | *** | ** | ** | 7 |
Giacomelli et al. [43] | *** | * | *** | 7 |
Hochstatter et al. [23] | **** | ** | *** | 9 |
Quiros-Roldan et al. [24] | **** | ** | *** | 9 |
Ridgway et al. [49] | *** | ** | *** | 8 |
Tamargo et al. [25] | *** | * | *** | 7 |
Wagner et al. [26] | ** | ** | ** | 6 |
Ahmed et al. [27] | **** | ** | *** | 9 |
Campbell et al. [28] | *** | ** | *** | 8 |
Chilot et al. [29] | *** | ** | *** | 8 |
Karjadi et al. [30] | **** | ** | ** | 8 |
Nguyen et al. [31] | *** | ** | *** | 8 |
Rhodes et al. [33] | *** | ** | *** | 8 |
SieweFodjo et al. [21] | **** | ** | ** | 8 |
Yang et al. [32] | *** | * | *** | 7 |
Qiao et al. [42] | *** | ** | *** | 8 |