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Table 1 Patient demographics and baseline characteristics

From: Non-invasive vagus nerve stimulation for treatment of cluster headache: early UK clinical experience

Characteristic

SoC + nVNS (N = 30)

Age,a mean (range), y

47.9 (16.0–72.0)

Female sex, No. (%)

19 (63)

Diagnosis, No. (%)

 Chronic CH

29 (97)

 Episodic CH

1 (3)

Time since CH diagnosis,a,b mean (range), y

7.2 (0–22.0)

Failed preventive treatments,c mean (range), No.

8.9 (1–16)

Failed acute treatments,c mean (range), No.

1.3 (0–4)

Active preventive treatments,a mean (range), No.

0.8 (0–2)

Active acute treatments,a mean (range), No.

1.8 (1–4)

  1. aAt the time nVNS therapy was begun
  2. bCalculated using the year nVNS was begun minus the year CH was diagnosed
  3. cRefers to treatments used and stopped before nVNS therapy was begun
  4. Abbreviations: CH cluster headache, nVNS non-invasive vagus nerve stimulation, SoC standard of care