Table 3.
Multivariable Predictors of CRPS and/or Stellate Ganglion Block After Treatment of Dupuytren Contracture.
| Characteristic | Odds ratio | 95% confidence interval | P value |
|---|---|---|---|
| Age | 0.98 | 0.97-1.00 | .031 |
| Sex | |||
| Male | Ref. | — | — |
| Female | 2.00 | 1.47-2.73 | <.001 |
| Region | |||
| Northeast | Ref. | — | — |
| North Central | 1.17 | 0.69-1.97 | .560 |
| South | 1.78 | 1.12-2.82 | .014 |
| West | 1.01 | 0.58-1.77 | .967 |
| Unknown | 2.35 | 1.00-5.53 | .049 |
| Employment status | |||
| Active full time | Ref. | — | — |
| Active part-time or seasonal | 2.84 | 0.68-11.87 | .154 |
| Early retiree | 0.89 | 0.46-1.71 | .721 |
| Medicare eligible retiree | 0.74 | 0.39-1.38 | .344 |
| Retiree (status unknown) | 1.09 | 0.44-2.68 | .857 |
| COBRA continuee | 1.14 | 0.16-8.34 | .898 |
| Long-term disability | 3.91 | 0.93-16.50 | .063 |
| Surviving spouse/Dependent | 1.08 | 0.25-4.70 | .917 |
| Other/Unknown | 1.01 | 0.69-1.47 | .967 |
| Procedure | |||
| Collagenase injection | Ref. | — | — |
| Palmar fasciotomy, closed | 1.04 | 0.28-3.89 | .949 |
| Palmar fasciotomy, open | 1.95 | 0.52-7.38 | .323 |
| Palmar fasciectomy | 2.41 | 0.86-9.78 | .096 |
| Palmar fasciectomy, 1 digit | 3.97 | 1.58-10.00 | .003 |
| Palmar fasciectomy, >1 digit | 8.82 | 3.55-21.92 | <.001 |
| Combination (except injection) | 5.40 | 2.08-14.00 | .001 |
| Concurrent carpal tunnel release | 1.39 | 0.78-2.47 | .269 |
Note. CRPS = complex regional pain syndrome; Ref. = Reference (ie, baseline category that serves as standard of comparison for other categories); COBRA = Consolidated Omnibus Budget Reconciliation Act.