Table 3.
Results of the sensitivity analysis. (Studies with MINORS score below 12 were excluded from the pooled analysis).
| Comparison | Original Analysis | Number of Studies | Refs | Mean Difference [95% CI] |
Statistical Method | Statistical Model | Hetero-Geneity |
|---|---|---|---|---|---|---|---|
| SF-12 PCS pooled analysis of non-union versus normal population. | Figure 3 | 3 | [19,22,23] | −19.30 [−22.27, −16.33] |
Inverse Variance (IV) | Random effects | I2 = 92% |
| SF-12 MCS pooled analysis between non-union and respective normal population. | Figure 4 | 3 | [19,22,23] | −6.98 [−8.57, −5.40] |
IV | Random effects | I2 = 52% |
| SF-12 PCS pooled analysis between nonunion and union. | Figure 5 | 2 | [19,23] | −5.75 [−7.50, −4.0] |
IV | Fixed effects | I2 = 0 |
| SF-12 MCS pooled analysis between nonunion and union. | Figure 6 | 2 | [19,23] | −3.98 [−6.26, −1.70] |
IV | Fixed effects | I2 = 0 |