Table 2.
Risk of Bias Assessment: MINORS Score and Subscales
| Study | Cumulative MINORS Score | Clearly Stated Aim of the Study | Inclusion of Consecutive Patients | Prospective Data Collection | End Point Appropriate to Study Arm | Unbiased Evaluation of End Points | Follow-Up Period Appropriate to the Major End Point | Loss to Follow-Up Not Exceeding 5% | Prospective Calculation of Sample Size |
|---|---|---|---|---|---|---|---|---|---|
| Basat et al., 201726 | 12 | 2 | 2 | 2 | 2 | 0 | 2 | 2 | 0 |
| Deranlot et al., 201738 | 10 | 2 | 0 | 1 | 2 | 0 | 2 | 2 | 1 |
| Gervasi et al., 20167 | 11 | 2 | 2 | 2 | 2 | 0 | 2 | 1 | 0 |
| Holschen et al., 201739 | 9 | 2 | 1 | 1 | 2 | 0 | 2 | 1 | 0 |
| Malahias et al., 201940 | 11 | 2 | 2 | 2 | 1 | 0 | 2 | 2 | 0 |
| Maman et al., 201825 | 7 | 2 | 2 | 2 | 1 | 0 | 0 | 0 | 0 |
| Naggar 201841 | 10 | 2 | 2 | 2 | 2 | 0 | 2 | 0 | 0 |
| Piekaar et al., 202042 | 11 | 2 | 2 | 2 | 2 | 0 | 2 | 1 | 0 |
| Prat et al., 201843 | 7 | 2 | 2 | 1 | 1 | 0 | 0 | 1 | 0 |
| Ricci et al., 201744 | 7 | 2 | 2 | 1 | 2 | 0 | 0 | 0 | 0 |
| Ruiz Ibán et al., 201845 | 11 | 2 | 2 | 2 | 2 | 0 | 2 | 1 | 0 |
| Senekovic et al., 201746 | 10 | 2 | 2 | 2 | 2 | 0 | 2 | 0 | 0 |
| Yallapragada et al., 201847 | 10 | 2 | 2 | 2 | 2 | 0 | 0 | 2 | 0 |
MINORS, Methodological Index for Non-Randomized Studies.