Depending on the Dark Triad: exploring relationships between malign personality traits, substance and process addictions

Figures & data

Figure 1. Biopsychosocial risk of addiction model, with Dark Triad positioning. Adapted from the biopsychosocial model of substance use problems (The Centre for Addiction and Mental Health (CAMH), 2020).

Figure 2. Adapted addiction as excessive appetites model.

Table 1. Dark Triad and addiction associations.

Dark Triad and addiction relationship	Spearman’s Rho (rs)	Significance (p)	Coefficient of determination (rs^2)
Psychopathy and AUDIT	.37	p < 0.001	0.14
Machiavellianism and AUDIT	.29	p < 0.001	0.08
Grandiose narcissism and AUDIT	.13	p < 0.05	0.02
Vulnerable narcissism and AUDIT	.14	p < 0.05	0.02
Psychopathy and EAI	.18	p < 0.01	0.03
Machiavellianism and EAI	.15	p < 0.01	0.02
Grandiose narcissism and EAI	.16	p < 0.01	0.03
Vulnerable narcissism and EAI	.05	p = ns	<0.01

Figure 3. Dark Triad scores across addiction type and risk.

Figure 4. Dark Triad and addictions results comparison.

The Centre for Addiction and Mental Health (2020). 1. Understanding substance use problems and addiction. https://moodle8.camhx.ca/moodle/mod/book/view.php?id=113&chapterid=218

 Google Scholar