Table 4.
Clinical findings in 124 patients with PJI.
| DTT PJI, n=28 (%) | Non-DTT PJI, n=96 (%) | P value | |
|---|---|---|---|
| Male gender | 11 (39.2) | 41 (42.7) | 0.71 |
| Age | 77.7±10.9 | 74.4±12.4 | 0.2 |
| BMI | 27.1±10.9 | 29±7.5 | 0.31 |
| Location of the PJI | |||
| Hip | 20 (71.4) | 65 (67.7) | 0.76 |
| Knee | 6 (18.1) | 27 (28.1) | 0.52 |
| Hip and knee | 2 (7.1) | 4 (4.1) | 0.52 |
| No. of patients with previous septic revisions since TA | 20 (71.4) | 61 (63.5) | 0.47 |
| No. of previous septic revision since TA | 3.3±3.8 | 2.9±3.3 | 0.55 |
| No. of surgeries during hospitalization | 2.8±1.6 | 2.1±1.8 | 0.07 |
| Reasons for ICU admission | |||
| Unplanned surgical | 9 (32.1) | 34 (35.4) | 0.59 |
| Medical | 3 (10.7) | 16 (16.6) | 0.59 |
| Scheduled surgical | 16 (57.1) | 46 (47.9) | 0.59 |
| CCI | 4.6±2.1 | 3.1±2.5 | 0.09 |
| ASA Score | 3.1±0.6 | 3±0.5 | 0.4 |
| SAPS II Score | 25.3±13.2 | 23.7±15.7 | 0.62 |
| Invasive ventilation | 12 (42.8) | 25(26) | 0.09 |
| Hours of ventilation | 109.1±124.1 | 123.9±254.7 | 0.85 |
| RRT | 4 (14.2) | 11 (11.4) | 0.74 |
| Acute PJI | 4 (14.2) | 15 (15.6) | 0.55 |
| Polymicrobial PJI | 18 (64.2) | 12 (12.5) | ≤0.001 |
| No. of pathogens | 2±0.9 | 1.2±0.6 | ≤0.001 |
| LOS ICU | 17.8±18 | 10.6±13.1 | 0.05 |
| LOS hospital | 54±28.8 | 46±39 | 0.31 |
| Mortality | 11 (39.2) | 15 (15.6) | 0.007 |
Data presented as mean±standard deviation or as absolute numbers (percentage). Significant results are in italics. Abbreviations: BMI body mass index, No. number, TA total arthroplasty, CCI Charlson Comorbidity Index, ASA Score American Association of Anesthesiologist Score, SAPS II Score Simplified Acute Physiology Score II, RRT renal replacement therapy, LOS length of stay, ICU Intensive Care Unit, DTT difficult-totreat.