Table 4.
Multivariate analysis of likelihood of complication with incidence
| Group | Likelihood of the following complications | |||||||
|---|---|---|---|---|---|---|---|---|
| Numbness/nerve injury | Perioperative fracture | Infection | Component failure | |||||
| OR (95% CI) | % | OR (95% CI) | % | OR (95% CI) | % | OR (95% CI) | % | |
| Surgical group | ||||||||
| Total shoulder arthroplasty (n = 225) | 0.25 (0.09, 0.67)* | 4.5 | Undefined | 0 | 0.24 (0.09, 0.62)* | 4.9 | 0.20 (0.07, 0.56)* | 3.6 |
| Reverse total shoulder arthroplasty (n = 176) | 0.23 (0.08, 0.68)* | 4.2 | 1.72 (0.37, 8.01) | 6.6 | 0.33 (0.13, 0.84)* | 6.6 | 0.61 (0.25, 1.50) | 10.1 |
| Revision† (n = 51) | Reference | 15.7 | Reference | 3.9 | Reference | 17.7 | Reference | 15.7 |
| ASA score group | ||||||||
| 1–2 (n = 281) | 0.38 (0.17, 0.85)* | 3.6 | 0.50 (0.17, 1.52) | 2.2 | 0.95 (0.45, 2.00) | 6.7 | 0.31 (0.15, 0.65)* | 4.3 |
| 3–4 (n = 171) | Reference | 9.0 | Reference | 4.2 | Reference | 7.2 | Reference | 12.7 |
* Statistically significant; † includes revision to total shoulder arthroplasty (n = 11) and revision to reverse total shoulder arthroplasty (n = 40); OR = odds ratio; ASA = American Society of Anesthesiologists.