Table 1

Demographic and clinical features of the short-lasting unilateral neuralgiform headache attacks with conjunctival injection and tearing (SUNCT) and short-lasting unilateral neuralgiform headache attacks with cranial autonomic symptoms (SUNA) cohorts

SUNCT (N=85)SUNA (N=76)Total (N=161)
Gender Male 40 (47.1%)23 (30.3%)63 (39.1%)
Female 45 (52.9%)53 (69.7%)98 (60.9%)
Mean age of onset in years 41.7 (range: 13–76)43.7 (range: 16–72)42.6 (range: 13–76)
Mean headache duration in years 9.7 (range: 1–45)7.1 (range: 1–32)8.5 (range: 1–45)
Headache course Episodic 10 (11.8%)7 (9.2%)17 (10.6%)
Chronic 75 (88.2%)69 (90.8%)144 (89.4%)
Laterality Right 41 (48.2%)39 (51.3%)80 (49.7%)
Left 31 (36.5%)28 (36.8%)59 (36.6%)
Side-variable 13 (15.3%)8 (10.5%)21 (13.0%)
Bilateral 0 (0%)1 (1.3%)1 (0.6%)
Mean daily attack frequency 43.8
(range: 1–250)
43.6
(range: 2–250)
43.7
(range: 1–250)
Mean attack severity (VRS)9
(range: 6–10)
9
(range: 6–10)
9
(range: 6–10)
Mean attack duration (Seconds)179.5
(range: 5–1200)
155.4
(range: 1–900)
168.5
(range: 1–1200)
Attack triggerability T+S 53 (62.4%)40 (52.6%)93 (57.8%)
S only 27 (31.8%)31 (40.8%)58 (36.0%)
T only 5 (5.9%)4 (5.3%)9 (5.6%)
Missing data 1 (1.3%)1 (0.6%)
  • T only, triggered attacks only; S only, spontaneous attacks only; S, spontaneous attacks; T, triggered attacks; VRS, verbal rating scale (0=no pain, 10=worst pain).