Variable | Number (%)/mean+SD |
Number of attempted TRA MMA embolization cases | 46 (100) |
Number of successful MMA embolizations | 44 (95.6) |
Conversion to femoral approach* | 2 (4.3) |
Male | 31 (67.4) |
Age (years) | 71.7±14.4 |
Charlson Comorbidity Index (n=46) | |
1–2 | 8 (17.4) |
3–4 | 17 (36.9) |
5–6 | 11 (23.9) |
7–8 | 3 (6.5) |
9–10 | 7 (15.2) |
Comorbidities and CSDH characteristics (n=46) | |
Hypertension | 24 (52.2) |
Coronary artery disease | 13 (28.3) |
Diabetes mellitus | 11 (23.9) |
Atrial fibrillation | 6 (13.0) |
Chronic obstructive pulmonary disease | 6 (13.0) |
Congestive heart failure | 4 (8.7) |
Dyslipidemia | 11 (23.9) |
Right-sided CSDH | 21 (45.6) |
Bilateral CSDH | 6 (13.0) |
Mean size of CSDH (mm) | 14+5.5 |
Indication for MMA embolization for CSDH (n=46) | |
Recurrence | 5 (10.9) |
Adjunct treatment | 4 (8.7) |
Primary treatment | 37 (80.4) |
*Both had successful embolization.
CSDH, chronic subdural hematoma; mm, millimeter; MMA, middle meningeal artery; N, number; SD, standard deviation; TRA, transradial access.