Table 3 Relationship between abnormal VEMP and duration of seizure, frequency of attacks, and type of therapy among the epileptic cases
From: Cervical and ocular vestibular evoked myogenic potentials in epileptic patients
| Â | Cervical VEMP | Ocular VEMP | ||
|---|---|---|---|---|
Abnormal (n=39 ears) | Normal (n=21 ears) | Abnormal (n=32 ears) | Normal (n=28 ears) | |
Duration of seizure (minute) mean ±SD | 12.92 ± 3.53 | 11.13 ± 2.59 | 13.88 ± 2.71 | 11.73 ± 3.62 |
P value | 0.04* (t=2.4) | 0.01* (t=2.62) | ||
Frequency of attack | n (%) | n (%) | n (%) | n (%) |
 Once/week | 20 (51.30) | 4 (19.00) | 15 (46.90) | 9 (32.10) |
 Once/month | 14 (35.90) | 8 (38.10) | 14 (43.70) | 8 (28.60) |
 > Once/month | 5 (12.80) | 9 (42.90) | 3 (9.40) | 11 (39.30) |
P value | 0.01* (χ2=8.84) | 0.02* (χ2=7.47) | ||
Epileptic therapy | n (%) | n (%) | n (%) | n (%) |
 Monotherapy | 16 (41.00) | 18 (85.70) | 11 (34.40) | 23 (82.10) |
 Poly therapy | 23 (59.00) | 3 (14.30) | 21 (65.60) | 5 (17.90) |
P value | 0.002* (χ2=9.36) | 0.002* (χ2=13.88) | ||