Table 4.
Multivariate analysis of treatment success (infection free with prosthetic joint in situ) vs. treatment failure (either excision arthroplasty, amputation, chronic antibiotic suppression or active infection awaiting further surgery) at latest follow-up for each of the JS-BACH variables, controlling for index procedure performed.
| Multivariate odds ratio | 95% Confidence interval | p-value | ||
|---|---|---|---|---|
| Index procedure | ||||
| DAIR (reference) | – | – | – | |
| 2-stage revision | 1.36 | 0.57–3.26 | p = 0.491 | |
| Single stage revision | 0.32 | 0.085–1.22 | p = 0.100 | |
| Joint classification | ||||
| J1 (reference) | – | – | – | |
| J2 | 1.43 | 0.49–4.15 | p = 0.516 | |
| J3 | 8.20 | 2.50–27.1 | p<0.001 | |
| Antimicrobial options | ||||
| Axe or A1 (reference) | – | – | – | |
| A2 | 2.01 | 0.92–4.42 | p = 0.079 | |
| Coverage of soft tissues | ||||
| C1 (reference) | – | – | – | |
| C2 | 1.11 | 0.45–2.71 | p = 0.825 | |
| Host status# | ||||
| H1 (reference) | – | – | – | |
| H2 | 12.0 | 2.60–55.1 | p = 0.002 | |
#
H3 patients not included due to low numbers (n = 2).