Characteristics | Total population | Group I | Group II |
|
Effective | 32 | 11 (34.4%) | 21 (65.6%) |
|
M/F | 14 (43.75)/18 (56.25) | 4 (36.4%)/7 (63.6%) | 10 (47.6%)/11 (52.4%) | Sex ratio: 0.7 |
Age: |
|
|
|
|
average | 53 ans | 58.4 ans | 50.19 ans | p = 0.6 |
extremes | (13 - 82) | (17 - 78) | (13 - 82) |
|
Antecedents |
|
|
|
|
NF2 | 3 (9.4%) | 0 | 3 (14.3%) |
|
Gamma knife | 2 (6.3%) | 2 (18.2%) | 0 |
|
Clinical data |
|
|
|
|
tinnitus | 11 (34.4%) | 2 (18.2%) | 9 (42.8%) | p = 0.46 |
cophosis | 3 (9.4%) | 0 | 3 (14.3%) |
|
fear of heights | 9 (28.1%) | 1 (9.1%) | 8 (38.1%) | p = 0.1 |
instability | 20 (62.5%) | 9 (81.8%) | 11 (52.4%) | P = 0.44 |
cerebellar syndrome | 14 (43.8%) | 5 (45.4%) | 9 (42.8%) | p = 0.86 |
headaches | 18 (56.3%) | 11 (100%) | 7 (33.3%) | p = 0.12 |
Radiological data |
|
|
|
|
Evans Index | 0.36 (0.33 - 0.39) | 0.37 (0.35 - 0.38) | 0.36 (0.33 - 0.39) | p = 0.1 |
tumor diameter | 3.15 cm (2 - 5.5) | 2.86 cm (2 - 3.7) | 3.29 cm (2 - 5.5) | p = 0.03 |
tumor volume | 20.3 cc (4 - 87) | 12.5 cc (4 - 22) | 24.6 cc (4 - 87) |
|
tumor laterality R/L | 16 (50%) 16 (50%) | 8 (72.7%)/3 (27.3%) | 8 (38.1%)/13 (61.9%) |
|