Table 8.
Unadjusted and adjusted Odds Ratio for 6-month postoperative joint prosthetic infection in RTHA patients.
| Infection |
||||||
|---|---|---|---|---|---|---|
| No (n = 72) | Yes (n = 8) | OR | 95%CI | aOR | 95%CI | |
| Local antibiotics, n (%) | 40 (55.6) | 3 (37.5) | 0.48 | 0.11–2.16 | 0.47 | 0.07–3.03 |
| Gender (male), n (%) | 31 (43.1) | 5 (62.5) | 2.20 | 0.49–9.93 | 3.30 | 0.43–25.33 |
| Age, mean (SD) | 64.3 (15.2) | 64 (11.1) | 1.00 | 0.95–1.05 | 0.99 | 0.92–1.06 |
| Smoker, n (%) | 19 (26.4) | 1 (12.5) | 0.40 | 0.05–3.45 | 0.12 | 0.01–1.92 |
| BMI > 30, n (%) | 25 (34.7) | 3 (37.5) | 1.13 | 0.25–5.11 | 2.87 | 0.37–22.13 |
| HTN, n (%) | 41 (56.9) | 4 (50) | 0.76 | 0.18–3.26 | 0.96 | 0.16–5.74 |
| Heart Disease, n (%) | 13 (18.1) | 2 (25) | 1.51 | 0.27–8.36 | 1.59 | 0.17–14.77 |
| DM, n (%) | 11 (15.3) | 1 (12.5) | 0.79 | 0.09–7.09 | 0.41 | 0.02–7.45 |
| COPD, n (%) | 2 (2.8) | 0 (0) | a | a | ||
| Rheumatoid, n (%) | 8 (11.1) | 1 (12.5) | 1.14 | 0.12–10.53 | 3.44 | 0.20–58.44 |
| Lupus, n (%) | 2 (2.8) | 0 (0) | a | a | ||
| Creatinine, mean (SD) | 0.95 (0.31) | 1.04 (0.26) | 2.53 | 0.27–23.52 | 5.92 | 0.18–198.99 |
| BUN, mean (SD) | 16.5 (6.4) | 15.1 (6.2) | 0.96 | 0.85–1.09 | 0.85 | 0.70–1.03 |
OR = Odds Ratio; aOR = Adjusted Odds Ratio.
a
Omitted because no joint prosthetic infections were observed among patients with the risk factor.