Table 1.

Demographic and clinical data of all patients with cerebellar lesions subdivided into patients with normal and abnormal RTs

Normal RT groupAbnormal RT groupp value
Sex5 f; 13 m2 f; 6 m0.883
Etiology17 infarct, 1 hemorrhage8 infarct
Age (years) [median (range)]68 (37–81)68 (40–79)0.935*
Time interval lesion–testing (d) [median (range)]10 (4–186)14 (9–274)0.125*
Lesion volume (% cerebellar volume) [median (range)]3.2 (0.3–23.1)11.2 (1.9–20.8)0.238*
Number of characters in the tapping task [median (range)]113 (74–163)102 (55–135)0.129*
Body sway (closed eyes) (% present)56750.347
Dysarthria (% present)17250.619
Dysmetria (% present)44380.741
Saccadic smooth pursuit (% present)44750.149
Smooth pursuit gain [median (range)]0.93 (0.70–1.0)0.80 (0.69–0.95)0.128*
OKN gain [median (range)]0.79 (0.39–0.98)0.61 (0.39–0.81)0.152*
Saccadic mean peak velocity (°/s) [median (range)]454 (392–514)431 (402–448)0.183*
Impaired vestibulo-ocular reflex suppression (% present)33500.420
Gaze-evoked nystagmus (% present)56750.347
  • f, Female; m, male;

  • *statistical comparison using Mann–Whitney U test;

  • statistical comparison using χ2 test.