Table 1 Patient characteristics
From: Diagnostic value of hybrid FDG-PET/MR imaging of chronic osteomyelitis
|  | No infection (N = 6) | Soft tissue infection (N = 7) | Osteomyelitis (N = 23) | Total cases (N = 36) |
|---|---|---|---|---|
Diagnosis confirmed by | ||||
 Follow-up only | 6 | 6 | 12 | 24 |
 Microbiology only | 0 | 0 | 0 | 0 |
 Both | 0 | 1 | 11 | 12 |
Gender | ||||
 Female | 4 | 2 | 9 | 15 |
 Male | 2 | 5 | 14 | 21 |
Mean age (years) | 54 | 60 | 56 | 56 |
Location of infection | ||||
 Metatarsal | 1 | 2 | 6 | 9 |
 Tibia | 2 | 1 | 5 | 8 |
 Femur |  |  | 7 | 7 |
 Finger | 1 |  | 2 | 3 |
 Calcaneus |  | 2 |  | 2 |
 Cuboid |  | 1 | 1 | 2 |
 Pelvis | 1 |  |  | 1 |
 Ankle |  |  | 1 | 1 |
 Sacrum | 1 |  |  | 1 |
 Humerus |  | 1 |  | 1 |
 Ulna |  |  | 1 | 1 |
Source of infection | ||||
 Bone injury | 2 | 2 | 12 | 16 |
 Contiguous source | 2 | 5 | 8 | 15 |
 Haematogenous | 2 |  | 3 | 5 |
Causative agent virulence | ||||
 Low |  | 1 | 5 | 6 |
 High |  |  | 7 | 7 |
Mean time since supposed causative event (years) | 6 | 3 | 12 | 9 |