Table 5 Results of the Diagnosis Likelihood Tool (DLT) [1] for patients with PSH symptoms
Symptom | n (%) |
|---|---|
Clinical features occur simultaneously | 66 (91.7) |
Episodes are paroxysmal in nature | 42 (58.3) |
Sympathetic over-reactivity to normally non painful stimuli | 48 (66.7) |
Features persist ≥3 consecutive days | 25 (34.7) |
Features persist ≥2 weeks post-brain injury | 66 (91.7) |
Features persist despite treatment of alternative differential diagnosis | 49 (68.1) |
Medication administered to decrease sympathetic features | 70 (97.2) |
≥2 episodes daily | 27 (37.5) |
Absence of parasympathetic features during episodes | 29 (40.3) |
Absence of other presumed cause of features | 50 (69.4) |
Antecedent acquired brain injury | 66 (91.7) |