"SCRIBBLE" Spinal Cord Injury Blood Biomarker Longitudinal Evaluation (SCRIBBLE)
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ClinicalTrials.gov Identifier: NCT05244408 |
Recruitment Status :
Recruiting
First Posted : February 17, 2022
Last Update Posted : March 31, 2023
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Prospective, single center study designed to assess blood biomarkers for classifying injury severity and predict neurologic recovery in traumatic spinal cord injured (SCI) patients.
Study will also establish the accuracy of point to care devices for SCI blood biomarkers and support the biospecimen collection for the International Spinal Cord Injury Biobank (ISCIB).
Condition or disease |
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Acute Spinal Cord Injury Acute Spinal Paralysis Spinal Cord Injuries Trauma, Spinal Cord |
This single center study at Vancouver General Hospital (VGH) will enroll patients with acute traumatic cervical and thoracic SCI who will have blood samples obtained daily for the first week post-injury. They will then have follow-up neurologic assessments at 6 and 12 months post-injury. The specific aims of the study are to:
- Validate serum Neurofilament Light Chain (NF-L) and Glial Fibrillary Acidic Protein (GFAP) as biomarkers of acute SCI for classifying injury severity and predicting neurologic recovery.
- Establish the relationship between serum and plasma levels of NF-L and GFAP.
- Establish the accuracy of point-of-care devices for measuring GFAP.
- Support biospecimen collection for the International Spinal Cord Injury Biobank (ISCIB).
Study Type : | Observational |
Estimated Enrollment : | 120 participants |
Observational Model: | Cohort |
Time Perspective: | Prospective |
Official Title: | "SCRIBBLE" Spinal Cord Injury Blood Biomarker Longitudinal Evaluation |
Actual Study Start Date : | March 17, 2023 |
Estimated Primary Completion Date : | May 30, 2025 |
Estimated Study Completion Date : | May 30, 2026 |

Group/Cohort |
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SCI Subjects
Patients who suffer a traumatic spinal cord injury who meet the following inclusion criteria are eligible for admission into the study as "SCI subjects":
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Non-SCI Spine Trauma Control Subjects.
Patients who suffer a fracture or dislocation of their spinal column but without neurologic injury are eligible for admission into the study as "Non-SCI Spine Trauma Control Subjects"
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- Levels of specific biochemical markers in blood [ Time Frame: Day 1 - 7 ]Daily serum samples will be collected to assess serum GFAP and NF-L as biomarkers of acute SCI for classifying injury severity and predicting neurologic recovery
- International Standards for Neurological Classification of Spinal Cord Injury (ISNCSCI) Examination [ Time Frame: 12 Months ]Neurologic recovery over time will be measured using the ISNCSCI examination - at Baseline, Month 6 and Month 12. Our outcome measure will be the change in total motor score at 6 months post-injury.
Biospecimen Retention: Samples With DNA

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 19 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Sampling Method: | Probability Sample |
All participants for this study will be recruited at Vancouver General Hospital. The study will include two groups/cohorts:
SCI Subjects. Patients who suffer a traumatic spinal cord injury who meet the following inclusion criteria are eligible for admission into the study as "SCI subjects":
Non-SCI Spine Trauma Control Subjects. Patients who suffer a fracture or dislocation of their spinal column but without neurologic injury are eligible for admission into the study as "Non-SCI Spine Trauma Control Subjects" if they meet the following inclusion criteria:
Inclusion Criteria
SCI Participants. Patients who suffer a traumatic spinal cord injury who meet the following inclusion criteria are eligible for admission into the study as "SCI participants":
- Male or Female ≥ 19 years of age
- Blunt (non-penetrating) traumatic spinal cord injury
- Baseline neurologic impairment deemed "complete"(AIS A) or "incomplete" (AIS B, C, D)
- Bony spinal level involvement between C0 and L1 inclusive
- Ability to have initial blood sample drawn within 24 hours of injury
- Have either an arterial line, central line, or intravenous line for collecting blood samples
- Able and willing to provide informed consent
Non-SCI Spine Trauma Control Participants. Patients who suffer a fracture or dislocation of their spinal column without neurologic injury who meet the following inclusion criteria are eligible for admission into the study as "Non-SCI Spine Trauma Control Participants":
- Male or Female ≥ 19 years of age
- Traumatic spinal fracture between C0 and L1 without spinal cord injury
- Collection of initial blood sample within 24 hours of injury
- Have either an arterial line, central line, or intravenous line for collecting blood samples
- Able and willing to provide informed consent
Exclusion Criteria
Patients who fulfill any of the following criteria are not eligible for admission into the study:
- Penetrating spinal cord injury (e.g. gunshot, stab)
- Spinal cord injury with sensory deficit only (i.e. no motor deficit)
- Spinal injury below L1
- Isolated radiculopathy without fracture
- Isolated cauda equina injury
- Pre-existing thromboembolic disease or coagulopathy (disorders related to blood clotting), such as haemophilia or von Willebrand's disease
- Have any other medical condition that in the investigator's opinion would render the study procedures dangerous or impair their ability to receive treatment

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT05244408
Contact: Daniel Rogers | 604-551-9847 | daniel.rogers@ubc.ca |
Canada, British Columbia | |
Vancouver General Hospital | Recruiting |
Vancouver, British Columbia, Canada, V5Z1M9 | |
Contact: Allan Aludino allan.aludino@vch.ca | |
Principal Investigator: Brian Kwon |
Principal Investigator: | Brian Kwon, MD | University of British Columbia |
Responsible Party: | Brian Kwon, Principal Investigator, University of British Columbia |
ClinicalTrials.gov Identifier: | NCT05244408 |
Other Study ID Numbers: |
H22-00258 |
First Posted: | February 17, 2022 Key Record Dates |
Last Update Posted: | March 31, 2023 |
Last Verified: | March 2023 |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
Serum Biomarkers |
Spinal Cord Injuries Paralysis Wounds and Injuries Spinal Cord Diseases |
Central Nervous System Diseases Nervous System Diseases Trauma, Nervous System Neurologic Manifestations |