Characteristic |
Mean ± SD |
Mean ± SD |
Age at diagnosis |
29.92 ± 15.03 |
29.92 ± 15.03 |
Characteristic |
n |
% |
Male |
55 |
55.0 |
Female |
45 |
45.0 |
Signs and Symptoms |
Signs and Symptoms |
Signs and Symptoms |
Characteristic |
Mean ± SD |
Mean ± SD |
Time elapsed from onset (mo) |
111.33± 118.75 |
111.33±
118.75 |
Characteristics |
n |
% |
Hydrosyringomyelia |
34 |
34.0 |
Retrocurved odontoid |
8 |
8.0 |
Headaches |
62 |
62.0 |
Occipital headache/cervicalgia |
30 |
30.0 |
Dizziness |
9 |
9.0 |
Vertigo |
8 |
8.0 |
Visual alterations |
3 |
3.0 |
Kyphoscoliosis |
8 |
8.0 |
Sensory loss |
18 |
18.0 |
Motor weakness |
12 |
12.0 |
Gait disturbances |
13 |
13.0 |
Paresthesia/pain upper limbs |
13 |
13.0 |
Paresthesia/pain lower limbs |
15 |
15.0 |
Therapeutic procedures |
Therapeutic procedures |
Therapeutic procedures |
Characteristic |
n |
% |
Surgical treatment |
50 |
50.0 |