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Table 2 Migraine symptoms and history stratified for presence of ETM

From: Migraineurs with exercise-triggered attacks have a distinct migraine

  ETM attacks (n = 39) No ETM attacks (n = 64) P-Value
Age, mean 40.4 38.9 0.6
Migraine onset age, mean 18.4 20.1 0.4
Migraine frequency (per month), mean 2.9 2.5 0.2
Migraine history (years), mean 21.9 18.6 0.2
High attack frequency 20 (51%) 21 (33%) 0.06
Migraine symptoms normal life attacks    
Unilateral 34 (88%) 52 (81%) 0.4
Pulsatile 30 (77%) 45 (70%) 0.5
Nausea 36 (92%) 57 (89%) 0.6
Vomiting 21 (54%) 33 (52%) 0.8
Photophobia 33 (85%) 55 (86%) 0.9
Phonophobia 33 (85%) 55 (86%) 0.9
Aggravation by physical activity 39 (100%) 55 (86%) 0.013#
Initial symptoms normal life attacks    
Neck pain 13 (33%) 9 (14%) 0.02
Headache 3 (8%) 20 (31%) 0.005
Yawning 6 (15%) 8 (13%) 0.7
Aura 3 (8%) 11 (18%) 0.2
Provocation of migraine by various occupancies    
Airplane travel* 11 (28%) 6 (10%) 0.02&
Valsalva maneuver 4 (10%) 3 (5%) 0.3
Sexual intercourse 5 (13%) 4 (6%) 0.3
Characteristics of ETM attacks    
ETM starts during exercise 22 (56%) N.a.  
ETM resembles normal life attack 27 (69%) N.a.  
ETM causes quit of offending exercise 21 (54%) N.a.  
Prescribed prophylaxis for ETM 7 (18%) N.a.  
  1. Abbreviations: ETM Exercise triggered migraine. N.a. not applicable.
  2. Airplane travel provocation only in those who fly (n = 98)
  3. #Bonferroni correction for multiple comparison, p < 0.007 considered significant.
  4. &Bonferroni correction for multiple comparison, p <0.017 considered significant.