Table 2 Overview of predefined types of etiology, their respective frequencies, percentages, mean EI and SD
From: Childhood hydrocephalus – is radiological morphology associated with etiology
Type of etiology divided in subgroups | Frequency (%) | Mean EI (SD) |
|---|---|---|
Tumor | 13 (11.8%) | 0.393 (0.120) |
Cystic (mal-)formation(s) incl. Dandy Walker and Blake’s Pouch | 12 (10.9%) | 0.427 (0.164) |
Hemorrhage(s) | 20 (18.2%) | 0.498 (0.131) |
Congenital malformation | 27 (24,5%) | 0.404 (0.111) |
Aqueduct stenosis | 4 (3.6%) | 0.506 (0.123) |
Myelomeningocele with/without Chiari malformation | 12 (10.9%) | 0.375 (0.064) |
Chiari malformations without myelomeningocele | 1 (0.9 %) | 0.561 |
Craniofacial malformation | 10 (9.1%) | 0.379 (0.125) |
Infection and post-infectious inflammation | 6 (5.5%) | 0.469 (0.076) |
Trauma | 3 (2.7%) | 0.326 (0.051) |
Venous pathology | 4 (3.6%) | 0.317 (0.033) |
Unknown | 25 (22.7%) | 0.385 (0.092) |
Total | 110 |