Both spinal cord injury and traumatic brain injury have a lower post-injury versus pre-injury drug use.

Spinal Cord Injury

Damage to the spinal cord resulting in a loss of function or mobility below the level of the injury, potentially causing paralysis or sensory loss.

Traumatic Brain Injury

Damage to the brain resulting from an external mechanical force, potentially leading to significant impairment or disability.

Drug Use

The act of consuming substances that alter mental or physical functions, not limited to illegal drugs but also prescription medication abuse.