Influence of Dark Triad Personality on Attitudes Toward Brain Death, Organ Donation, and Futile Therapy

01 April 2026 : Clinical Research

Marcin Muża

^{ABCDE 1,2*}, Zofia Frączek

^{DEF 3}, Paweł Radkowski

^{DE 4,5,6}, Hanna Pietruszewska

^{BE 7}, Łukasz Grabarczyk

^{EG 8}

DOI: 10.12659/MSM.951956

Med Sci Monit 2026; 32:e951956

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Table 3 Characteristic of clusters.

	Cluster 1	Cluster 2	Cluster 3	ANOVA/chi-square
Number of individuals	32	20	23
Age (years)	23.7±5.6	24.6±7.7	22.7±4.5	p=0.663
DTS Machiavellianism	25.0±4.1	28.7±3.3	32.7±3.0	p<0.001
DTS Narcissism	21.6±3.0	25.3±2.8	28.1±3.2	p<0.001
DTS Psychopathy	16.6±3.2	22.0±4.2	23.7±4.5	p<0.001
Q1	1.47±0.88	4.00±0.92	1.39±0.84	p<0.001
Q2	3.63±1.31	2.75±1.45	3.61±1.37	p=0.078
Q3	2.69±1.23	2.65±0.99	1.61±0.94	p<0.001
Q4	3.22±0.79	3.20±0.89	3.48±1.08	p=0.584
Personal experience…: Yes	5	2	6	p=0.360
Personal experience…: No	27	18	17	p=0.360
DTS – Dark Triad Scale.

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