Patient demographic and clinical information
| Demographic factors | No (%) |
|---|---|
| Gender | |
| Male | 31 (75.6) |
| Female | 10 (24.4) |
| Age at first diagnosis | |
| ≤10 days | 22 (53.7) |
| 11–100 days | 5 (12.2) |
| 101–200 days | 2 (4.9) |
| 201–365 days | 3 (7.3) |
| >1–2 years | 2 (4.8) |
| >2–3 years | 1 (2.4) |
| Age at first procedure | |
| ≤10 days | 12 (29.3) |
| 11–100 days | 6 (14.6) |
| 101–200 days | 6 (14.6) |
| 201–365 days | 4 (9.8) |
| >1–2 years | 2 (4.8) |
| >2–3 years | 2 (4.8) |
| >3–4 years | 0 (0.0) |
| >4–5 years | 5 (12.2) |
| >5 years | 1 (2.4) |
| Diagnostic modality | |
| Postnatal CT | 12 (29.3) |
| Postnatal MRI | 9 (22.0) |
| Fetal ultrasound | 6 (14.6) |
| Angiogram | 4 (9.8) |
| Postnatal ultrasound | 3 (7.3) |
| CHF | |
| Present | 25 (61.0) |
| Absent | 12 (29.3) |
| Seizures | |
| Present | 12 (29.3) |
| Absent | 19 (46.3) |
| Hydrocephalus | |
| Present | 27 (65.9) |
| Absent | 8 (19.5) |
| Intracranial hemorrhage | |
| Present | 14 (34.1) |
| Absent | 15 (36.6) |
CHF, congestive heart failure.