Loss of Consciousness (LOC) - Subject was unconscious due to injury 1 time duration : FITBIR : Federal Interagency Traumatic Brain Injury Research Informatics System

Listed below are the details for the data element.

Version

1.8

Element Type

Unique Data Element

Title

Loss of Consciousness (LOC) - Subject was unconscious due to injury 1 time duration

Variable Name

TBILocDuration1

Short Description

TBI Screen: Duration (in minutes) subject report being unconscious due to injury 1 (LOC)

Definition

TBI Screen: Duration (in minutes) subject report being unconscious due to injury 1 (LOC)

Biomedical Terminologies and Standards

Notes

use LOCDurRang Core CDE instead

Creation Date

2014-08-05

Historical Notes

References

Audrey McKinlay and L. John Horwood, The accuracy of adult recall for early mild traumatic brain injury, Pages 1296-1299 | Received 02 Nov 2015, Accepted 22 May 2016, Published online: 26 Jun 2026

Data Type

Alphanumeric

Input Restrictions

Free-Form Entry

Maximum Character Quantity

50

External Schema Permissible Value Mapping

Population

Adult and Pediatric

Guidelines/Instructions

Record duration (in minutes) subject report being unconscious due to injury 1 (LOC). Injury is counted from the oldest (Injury 1) to the latest (injury n).

Preferred Question Text

Duration subject was unconscious Loss of Consciousness (LOC) injury 1

Category Groups and Classifications

Disease	Domain	Sub-Domain
General (For all diseases)	Disease/Injury Related Events	History of Disease/Injury Event
Traumatic Brain Injury	Participant/Subject History and Family History	General Health History

Classification

General (For all diseases) :

Supplemental

Moderate/Severe TBI: Rehabilitation :

Supplemental

Concussion/Mild TBI :

Supplemental

Epidemiology :

Supplemental

Acute Hospitalized :

Supplemental

Keywords

Injury_History , TRACK_TBI

Labels

Effective Date

Until Date

Last Change Date

Thu Aug 24 10:01:20 EDT 2023

Change History