Table 3.
SSI-CRAN aetiology
| SSI-CRAN aetiology | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Supratentorial (n = 63) | Infratentorial (n = 13) | Retromastoid (n = 15) | Overall (n = 91) | ||||||
| n | % | n | % | n | % | n | % | ||
| GPCa | Cutibacterium acnes | 15 | (23.8) | 1 | (7.7) | 5 | (33.3) | 21 | (23.1) |
| Staphylococcus epidermidis | 13 | (20.7) | 4 | (30.8) | 4 | (26.7) | 21 | (23.1) | |
| MSSA c | 11 | (17.5) | 5 | (38.5) | 2 | (13.3) | 18 | (19.8) | |
| MRSA d | 3 | (4.8) | 0 | – | 0 | – | 3 | (3.3) | |
| CNS e | 1 | (1.6) | 0 | – | 2 | (13.3) | 3 | (3.3) | |
| GNBb | E.cloacae | 9 | (14.3) | 1 | (7.7) | 1 | (6.7) | 11 | (12.1) |
| P.aeruginosa | 5 | (8) | 2 | (15.4) | 1 | (6.7) | 8 | (8.8) | |
| K.pneumoniae | 4 | (6.3) | 1 | (7.7) | 0 | – | 5 | (5.5) | |
| E.coli | 3 | (4.8) | 1 | (7.7) | 0 | – | 4 | (4.4) | |
| Polymicro (>2microorg) | 1 | (1.6) | 0 | – | 1 | (6.7) | 2 | (2.2) | |
| Others | 17 | (27) | 3 | (23.1) | 4 | (26.7) | 24 | (26.4) | |
aGram-positive cocci
bGram-negative bacilli
cmethicillin-susceptible Staphylococcus aureus
dmethicillin-resistant Staphylococcus aureus
eCoagulase Negative Staphylococci