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Table 3 Prevalencea of unilateral and bilateral cranial autonomic symptoms in 568 migraineurs

From: Cranial autonomic symptoms in episodic and chronic migraine: a cross sectional study in Iran

Characteristic With CAS Without CAS
Unilateral symptom Bilateral symptom
Tearing 90 (15.8) 61 (10.7) 417 (73.4)
Ptosis 78 (13.7) 49 (8.6) 441 (77.6)
Lid edema 15 (2.6) 29 (5.1) 523 (92.2)
Eye redness 75 (13.2) 89 (15.7) 404 (71.7)
Nasal congestion 69 (12.1) 40 (7) 459 (80.8)
Rhinorrhea 45 (7.9) 30 (5.3) 493 (86.8)
  1. aPresented as number (valid percent)