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Table 2 Demographics for patients in the questionnaire study.

From: Neurobiology and sleep disorders in cluster headache

 

N

Diagnosis

Age yrs

Sex, %M

BMI

Patients

275

187E/88C

47.9 (11.1)

69.5

25.5* (4.2)

Controls

145

 

46.9 (12.9)

69.7

24.5* (3.5)

  1. Data are expressed as means (SD). *P < 0.05. E – episodic, C – chronic