TABLE 3.

Associations with verbally aggressive behaviour

Factor	Positive association	No association	Negative association
Behavioural factors
Aggressive behaviour
Physically aggressive behaviour	Crocker et al. (2006), Drieschner et al. (2013)
Destructive behaviour	Crocker et al. (2006), Drieschner et al. (2013)
Sexually aggressive behaviour	Crocker et al. (2006), Drieschner et al. (2013)
Self‐injurious behaviour	Crocker et al. (2006), Drieschner et al. (2013)
Criminal behaviour	Crocker et al. (2006)		Drieschner et al. (2013)
Psychiatric disorders and symptoms
Psychiatric disorders
Substance use disorders (F10–F19)		Drieschner et al. (2013)
Schizophrenia and delusional disorders (F20–F29)	Tsiouris et al. ( 2011 )	Drieschner et al. (2013), Sappok et al. ( 2014 )
Mood disorders (F30–F39)	Tsiouris et al. ( 2011 )	Drieschner et al. (2013), Sappok et al. ( 2014 )
Neurotic, stress‐related and somatoform disorders (F40–F48)	Tsiouris et al. ( 2011 )	Drieschner et al. (2013), Sappok et al. ( 2014 ), Tsiouris et al. ( 2011 )
Personality disorders (F60–F69)	Sappok et al. ( 2014 ), Tsiouris et al. ( 2011 )	Alexander et al. (2010), Drieschner et al. (2013)
Disorders of psychological development (F80–F89)		Drieschner et al. (2013), Tsiouris et al. ( 2011 )
Behavioural and emotional disorders with onset in childhood/adolescence (F90–F98)	Drieschner et al. (2013)	Lindsay et al. (2013)
Number of psychiatric diagnoses	Crocker et al. ( 2014 )
Severity of psychiatric diagnoses	Crocker et al. ( 2014 )
Psychiatric symptoms
Symptoms of mood disorders (F30–F39)		Ross and Oliver (2002)
Psychosocial factors
Living situation
Group home		Crocker et al. (2006)
Independent		Crocker et al. (2006)
With family		Crocker et al. (2006)
Other	Crocker et al. (2006)
Social skills
Positive social skills	Sappok et al. ( 2014 )

High‐quality studies are displayed in bold.