Table 3.
Clinical Feature Present? | |||
---|---|---|---|
Yes | No | p value | |
History of migraine | 4.1 ± 2.2 | 3.9 ± 2.1 | 0.822 |
Tinnitus | 4.5 ± 1.2 | 2.9 ± 2.5 | 0.040 |
*Improvement in headache frequency | 4.2 ± 1.1 | 2.8 ± 2.1 | 0.066 |
Improvement defined by ≥ 50% decrease in headache frequency.