| Total | Children | | Adults |
All children
|
Previously healthy
|
Concomitant disease
|
All adults
|
Previously healthy
|
Immunocompromised
|
Joint disorder3-151
|
Joint disorder and immunocompromised
3-151
|
Haematogenous | 126 | 36 | 29 | 7 | | 90 | 16 | 32 | 23 (15) | 19 (10) |
Skin | 42 | 4 | 4 | | | 38 | 5 | 15 | 10 (7) | 8 (3) |
Upper airways | 4 | 12 | 10 | 2 | | 2 | 1 | | | |
Lower airways | 16 | | | | | 6 | 2 | 4 | 1 (1) | |
Urinary tract | 7 | | | | | 7 | | 1 | 1 | 5 (3) |
Non-sterile intervention distant from infected joint: | | | | | | | | | | |
Skin | 5 | | | | | 5 | | 5 | | |
Urological | 2 | | | | | 2 | | | 2 (1) | |
Unknown | 50 | 20 | 15 | 5 | | 30 | 8 | 7 | 9 (6) | 6 (4) |
Direct | 62 | 2 | 2 | | | 60 | 7 | 6 | 40 (27) | 7 (6) |
Joint surgery3-150
| 40 | | | | | 40 | | | 33 (25) | 7 (6) |
Intra-articular injection | 3 | | | | | 3 | | | 3 (1) | |
Trauma | 13 | 2 | 2 | | | 11 | 7 | 1 | 3 (1) | |
Infection of overlying skin | 4 | | | | | 4 | | 4 | | |
Chronic osteomyelitis | 2 | | | | | 2 | | 1 | 1 | |