List of measures used in this review
Abbreviation	Full name of measure
ABC‐R‐II	Aberrant Behaviour Checklist ‐ Revised ‐ Part II
ABS‐II	Adaptive Behaviour Scale ‐ Part II
BSI	Brief Symptom Inventory
CBS	Controllability Beliefs Scale
COMQoL‐ID	Comprehensive Quality of Life Scale ‐ Intellectual Disability
CSRI	Client Service Receipt Inventory
GDS‐ID	Glasgow Depression Scale ‐ Intellectual Disability
GAS‐ID	Glasgow Anxiety Scale ‐ Intellectual Disability
NAS	Novacos Anger Scale
MOAS	Modified Overt Aggression Scale
PI	Provocation Inventory
PACS	Profile of Anger Coping Skills
PST	Problem‐Solving Task
RPT	Role Play Test of Anger Arising Situations
SES	Rosenberg Self Esteem Scale
SUDS	Subjective Units of Distress Scale
STAXI	Spielberger State ‐ Trait Anger Expression Inventory
WARS	Ward Anger Rating Scale