Table 11:
Change From Baseline in Number of Attacks Per Week, nVNS vs. Standard of Care, Prevention, Cluster Headache
| Author, year (study) | Participants, nVNS/control, n | Mean change from baseline (SE)a | Mean difference (95% CI) | P | |
|---|---|---|---|---|---|
| nVNS | Control | ||||
| Gaul et al, 20 1 653 (PREVA) | 45/48 | -5.9 (1.2) | -2.1 (1.2) | -3.9 (-7.2 to -0.5) | .02 |
Abbreviations: CI, confidence interval; nVNS, noninvasive vagus nerve stimulation; SE, standard error.
a
Change from 2 weeks of baseline and the last 2 weeks of randomization.