Table 1 Study population, patient characteristics, microbial detection rates, and infection sites
PJI | NJI | P | Total | |
|---|---|---|---|---|
Patients (n [%]) | 132 [68.8] | 60 [31.2] | 192 [100] | |
Patient characteristics | ||||
Age (median ± SD) | 72 ± 12.1 | 59.5 ± 24.7 | < 0.01 | 66.3 ± 18.4 |
Sex | ||||
Male (n [%]) | 68 [51.5] | 40 [66.7] | 108 [56.3] | |
Female (n [%]) | 64 [48.5] | 20 [33.3] | 84 [43.7] | |
Immunosuppression (n [%]) | 11 [8.3] | 8 [13.3] | 19 [9.9] | |
Diabetes mellitus (n [%]) | 41 [31.1] | 10 [16.7] | 0.036 | 51 [26.6] |
Renal insufficiency (n [%]) | 39 [29.5] | 12 [20] | 51 [26.6] | |
Microbial detection rates | ||||
Pathogen detections (n [%]) | 165 [71.1] | 67 [28.9] | 232 [100] | |
Mixed infections (n [%]) | 33 [25] | 7 [11.7] | 40 [20.8] | |
Infection sites | ||||
Hip | 86 [65.2] | 10 [16.7] | < 0.01 | 96 [50] |
Knee | 39 [29.5] | 37 [61.7] | < 0.01 | 76 [39.6] |
Shoulder | 1 [0.75] | 6 [10] | 7 [3.6] | |
Ankle | 4 [3] | 2 [3.3] | 6 [3.1] | |
Elbow | 1 [0.75] | 5 [8.3] | 6 [3.1] | |
Wrist | 1 [0.75] | 0 [0] | 1 [0.5] | |