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Table 1 Adverse Event Definitions

From: The Toronto prehospital hypertonic resuscitation-head injury and multi organ dysfunction trial (TOPHR HIT) - Methods and data collection tools

Event

Expected

Unexpected

Brain Injury

(Serious)

Demyelination

Any text reference in imaging reports to 'Central Pontine Myelinosis or Pontine Hyperintensity' in any MRI report during hospital stay

Subarachnoid Hemmorhage

Any text reference in imaging reports of CT of MRI within 24 hours of arrival to Emergency Department to 'Subarachnoid Hemmorhage or SAH' when the first CT scan was normal

Anaphylactoid Reaction

(Serious)

Any text reference in physician notes within the first 24 hours of arrival to Emergency Department to 'anaphylactoid reaction'

 

Prolonged Partial Thromboplastin Time

(Non serious)

Normal up to 40

May see up to 85 with HSD

> 100

International Normalized Ratio

(Non serious)

Normal up to 1.5

May see up to 3.0 with HSD

> 3.0

Serum Sodium

(Non serious)

Normal range 135-147

May see up to 158 with HSD

> 160

Serum Osmolarity

(Non serious)

Normal range 310-330

May see up to 350 with HSD without alcohol

> 350 without alcohols

Serum Chloride

(Non serious)

Normal range 96-108

May see up to 145

>150

Rouleau formation

(Non serious)

May be present

 
  1. MRI Magnetic Resonance Imaging
  2. CT Computerized Tomography Scan
  3. SAH Subarachnoid Hemmorhage