Table 3. Meta-analysis results.
| Outcome | Studies | Groups (Mg/Ti) | Effect estimate | Overall effect | Heterogeneity | ||
| 95% CI | p | I2 (%) | p | ||||
| Hallux valgus angle | 3 | 46/46 | 2.56 | -0.00-5.13 | 0.05 | 0 | 0.79 |
| Intermetatarsal angle | 3 | 46/46 | 0.14 | -0.86-1.13 | 0.79 | 51 | 0.13 |
| Visual Analog Scale | 3 | 41/39 | -0.12 | -0.78-0.53 | 0.71 | 0 | 0.86 |
| AOFAS score | 3 | 41/39 | 2.65 | -2.05-7.34 | 0.27 | 0 | 0.77 |
| Soft tissue irritation | 4 | 138/136 | -0.03 | -0.07-0.01 | 0.13 | 4 | 0.37 |
| Implant fracture | 2 | 116/116 | 0.04 | -0.09-0.18 | 0.51 | 58 | 0.12 |
| Reoperation | 4 | 54/52 | -0.06 | -0.15-0.04 | 0.22 | 0 | 0.78 |
| Infection | 3 | 133/133 | 0.00 | -0.04-0.04 | 1.00 | 0 | 0.62 |
| Mg: Magnesium; Ti: Titanium; CI: Confidence interval; AOFAS: American Orthopaedic Foot and Ankle Society. | |||||||