Characteristic | Nonperiventricular (n = 43) | Periventricular (n = 65) | Total (n = 108) | P Value |
---|---|---|---|---|
Demographic | ||||
Sex | .450 | |||
Female | 19 (44.2) | 24 (36.9) | 43 (39.8) | |
Male | 24 (55.8) | 41 (63.1) | 65 (60.2) | |
Age at diagnosis (yr) | 12.07 ± 3.41 | 10.22 ± 4.42 | 10.95 ± 4.13 | .022b |
Clinical | ||||
Hemorrhage presentation | .011b | |||
No | 23 (53.5) | 19 (29.2) | 42 (38.9) | |
Yes | 20 (46.5) | 46 (70.8) | 66 (61.1) | |
IVH nonpresence | 17 (85.0) | 22 (47.8) | 39 (59.1) | |
IVH presence | 3 (15.0) | 24 (52.2) | 27 (40.9) | |
Venous drainage | .315c | |||
Not exclusively deep | 41 (95.3) | 57 (87.7) | 98 (90.7) | |
Exclusively deep | 2 (4.7) | 8 (12.3) | 10 (9.3) | |
Deep location | <.001b | |||
No | 37 (86.0) | 34 (52.3) | 71 (65.7) | |
Yes | 6 (14.0) | 31 (47.7) | 37 (34.3) | |
Posterior fossa location | .374 | |||
No | 41 (95.3) | 59 (90.8) | 100 (92.6) | |
Yes | 2 (4.7) | 6 (9.2) | 8 (7.4) | |
Associated aneurysm | .737 | |||
No | 38 (88.4) | 56 (86.2) | 94 (87.0) | |
Yes | 5 (11.6) | 9 (13.8) | 14 (13.0) | |
Maximal nidus size (mm) | 35.74 ± 15.11 | 41.83 ± 20.87 | 39.41 ± 18.95 | .082d |