GAD-7	Generalized Anxiety Disorder 7 Item Scale
HRQoL	Health-related quality of life
PHQ-9	Patient Health Questionnaire
PCL-5	Posttraumatic Stress Disorder Checklist-5
RPQ	Rivermead Post-Concussion Symptoms Questionnaire
QOLIBRI	Quality of Life after Traumatic Brain Injury
QOLIBRI-OS	Quality of Life after Traumatic Brain Injury—Overall Scale
SF-36v2	36-item Short Form Health Survey—Version 2
SF-12v2	12-Item Short Form Survey—Version 2
PCS	Physical component score
MCS	Mental component score
MI	Measurement invariance
PF	Physical functioning
RP	Role—Physical
GH	General Health
VT	Vitality
SF	Social functioning
RE	Role—Emotional
MH	Mental health
GOSE	Glasgow Outcome Scale—Extended
GCS	Glasgow Coma Scale