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Table 1 Clinical baseline characteristics (mean ± SD) from the total population and sub-populations of patients with and without remission are presented

From: Cluster headache attack remission with sphenopalatine ganglion stimulation: experiences in chronic cluster headache patients through 24 months

Clinical baseline characteristics

Total (N = 33)

CCH with no remission (N = 23)

CCH with remission (N = 10)

P-values (with and without remission)

Age

41.5 ± 12.0

40.7 ± 12.7

43.3 ± 10.7

p = 0.5698

Male/female

5.6:1

6.6:1

4:1

p = 0.6269

Attacks/week at baseline (recalled over 4 weeks)

16.8 ± 13.7

16.6 ± 14.1

17.3 ± 13.3

p = 0.9689

Years of CH at baseline

10.5 ± 8.3

11.0 ± 9.6

9.6 ± 4.6

p = 0.5851

HIT-6 score at baseline

66.7 ± 6.2

66.2 ± 6.4

67.7 ± 6.0

p = 0.5366