Table 4.
Second multivariate analysis of radiographic and implant factors.
| Variable | Odds ratio | 95% confidence interval | p value |
|---|---|---|---|
| Preoperative FF | 1.01 | 1–1.03 | 0.057 |
| Preoperative ER | 1.02 | 0.99–1.05 | 0.218 |
| ACD | 0.99 | 0.91–1.07 | 0.795 |
| GLO | 1.04 | 0.86–1.26 | 0.674 |
| 39-mm glenosphere | 4.05 | 0.6–26.4 | 0.144 |
| 42-mm glenosphere | 2.75 | 0.55–13.74 | 0.217 |
| 1 mm of IGO | 1.51 | 1.13–2.02 | 0.006 |
| Posterior offset humeral cup | 1.22 | 0.36–4.20 | 0.748 |
| Anterior offset humeral cup | 0.03 | <0.01–1.23 | 0.065 |
ACD, acromial–center of rotation distance; ER, external rotation; FF, forward flexion; GLO, glenosphere lateral offset; IGO, inferior glenosphere overhang; mm, millimeters.