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Table 1 Demographic and clinical characteristics of study participants

From: Differential alteration of fMRI signal variability in the ascending trigeminal somatosensory and pain modulatory pathways in migraine

characteristics

All migraine patients

(n = 20)

EM

(n = 13)

CM

(n = 7)

HC

(n = 26)

P-value‡

Age, years

28.5 ± 1.6

27.8 ± 1.7

29.7 ± 3.6

26.8 ± 1.4

0.428

Sex

6 M, 14 F

6 M, 7 F

7 F

7 M, 19 F

0.818

Disease duration, years

12.7 ± 1.6

12.6 ± 1.9

12.9 ± 3.1

–

NA

Frequency of migraine attack†

10.1 ± 1.6

5.8 ± 0.8

18.0 ± 2.0

–

NA

Aura, number

7

5

2

–

NA

HIT-6

65.3 ± 1.3

63.7 ± 1.7

68.3 ± 1.3

–

NA

Ictal thermal pain threshold (°C)

43.1 ± 1.2 (n = 14)

41.7 ± 1.8 (n = 8)

44.9 ± 1.4 (n = 6)

–

NA

Ictal P.A.I.N.S. (%)

13.9 ± 2.3 (n = 14)

14.6 ± 3.2 (n = 8)

12.8 ± 3.7 (n = 6)

–

NA

Ictal pain intensity (VAS, 0–10)

4.7 ± 0.5 (n = 14)

5.2 ± 0.4 (n = 8)

4.0 ± 1.0 (n = 6)

–

NA

  1. †Average days per month. ‡Comparison between all migraine patients and healthy control subjects. Continuous and categorical variables were assessed by the independent two-sample t-test and chi-square test, respectively. The values are expressed as mean ± standard error of the mean. EM, episodic migraine; CM, chronic migraine; HC, healthy control; HIT-6, 6-item Headache Impact Test; P.A.I.N.S., Pain area and intensity number summation; M, male; F, female