Cardiovascular
|
Chest pain
|
32 (15)
|
Palpitations
|
26 (12)
|
Dyspnea
|
18 (9)
|
Hypertension (systolic blood pressure ≥180 mmHg)
|
5 (2)
|
Hypotension (systolic blood pressure ≤90 mmHg)
|
3 (1)
|
Tachycardia (>100 beats per minute)
|
58 (28)
|
Myocardial infarction
|
2 (1)
|
Arrhythmias
|
2 (1)
|
QTc >450 msec
|
32 (15)
|
Psychiatric
|
Anxiety, nervousness, or fear
|
49 (23)
|
Psychosis
|
6 (3)
|
Hallucinations
|
8 (4)
|
Agitation or aggression
|
35 (17)
|
Panic attack
|
8 (4)
|
Insomnia
|
5 (2)
|
Suicide ideation
|
1 (<1)
|
Neurologic
|
Unconscious (GCS <8) at presentation or pre-hospital
|
43 (20)
|
Impaired consciousness (GCS <15) at presentation or pre-hospital
|
102 (49)
|
Vertigo or dizziness
|
16 (8)
|
Headache
|
6 (3)
|
Paresthesias
|
6 (3)
|
Seizure
|
13 (6)
|
Tremor
|
5 (2)
|
Amnesia
|
7 (3)
|
Cerebellar features (e.g. ataxia)
|
3 (1)
|
Miosis
|
16 (8)
|
Mydriasis
|
6 (3)
|
Respiratory depression
|
7 (3)
|
Miscellanous
|
Hyperventilation
|
12 (6)
|
Nausea or vomiting
|
38 (18)
|
Diarrhoea
|
1 (<1)
|
Sweating
|
8 (4)
|
Malaise
|
6 (3)
|
Abdominal pain
|
11 (5)
|
Hyperthermia >39.0 °C
|
1 (<1)
|
Muscle cramps
|
1 (<1)
|
Pneumothorax
|
1 (<1)
|
Injuries (e.g. fracture, wound)
|
1 (<1)
|
Epistaxis
|
2 (1)
|
Elevated creatine kinase (>250 U/L)
|
59 (28)
|
Weakness, walking impairment
|
2 (1)
|