Table 1 Characteristics of patients with uncoated and iodine-coated implants
From: Risk factors for surgical site infection after malignant bone tumor resection and reconstruction
Characteristic | Uncoated implant (n = 236) | Iodine-coated implant (n = 66) | P value | |
|---|---|---|---|---|
Age (years) | 46 (range, 8–92) | 32 (range, 6–85) | < 0.001 | |
Male/Female | 135/101 | 38/28 | 1.000 | |
Diagnosis | Metastatic tumor | 109 | 10 | |
Osteosarcoma | 76 | 43 | ||
Chondrosarcoma | 21 | 5 | ||
MFH/UPS | 16 | 3 | ||
Ewing’s sarcoma | 6 | 1 | ||
Extraskeletal myxoid chondrosarcoma | 1 | 0 | ||
Fibrosarcoma | 2 | 1 | ||
Hemangiopericytoma | 1 | 0 | ||
Malignant GCT | 1 | 0 | ||
Adamantinoma | 2 | 3 | ||
EWSR1 rearranged sarcoma | 1 | 0 | ||
Instruments | IM nail | 64 | 0 | |
Plate | 44 | 35 | ||
Joint prosthesis | 47 | 8 | ||
Endoprosthesis | 53 | 20 | ||
Screw | 6 | 0 | ||
Joint prosthesis and IM nail | 1 | 0 | ||
Plate and IM nail | 1 | 1 | ||
Joint prosthesis and plate | 1 | 1 | ||
External fixation | 19 | 1 | ||
Reconstruction | Frozen autograft | 91 | 38 | |
Bone graft | 10 | 2 | ||
Artificial bone and frozen autograft | 0 | 1 | ||
Allograft | 5 | 1 | ||
Bone cement | 53 | 1 | ||
Bone graft and frozen autograft | 3 | 0 | ||
Allograft and frozen autograft | 3 | 0 | ||
Autoclaved bone | 1 | 0 | ||
Chemotherapy | 152 | 53 | 0.017 | |
Operative time (minutes) | 295 | 327 | 0.152 |