Table 1.
Inclusion and exclusion criteria.
| Inclusion criteria | Exclusion criteria | |
|---|---|---|
| Study Design | Retrospective and prospective | Non-clinical trial |
| Case series | Case report | |
| RCTs and non-randomised studies | ||
| Non-blind and blinded studies | ||
| Any language | ||
| Participants | stable well aligned scaphoid non-union. | Acute injury or <6 months |
| >6 months | AVN | |
| Unstable fracture | ||
| Malalignment | ||
| <6months | ||
| Arthritis | ||
| Interventions | - Any type of screw fixation | - Bone grafting used |
| - Any approach (Open or percutaneous) | - K.wire fixation | |
| - If the data of screw fixation without bone grafting cannot be separated from Grafting data. | ||
| - Previous surgery | ||
| -Malalignment | ||
| Outcomes | - Clearly defined set of relevant assessments on ROM and functional outcome (preferences was given to validated outcome measures) | Not reporting functional outcomes. |
| - Radiological evaluation | ||
| - Adverse events |