Validation of the pathological narcissistic inventory (PNI) and its brief form (B-PNI) in the Arabic language

Malaeb, Diana; Asan, A. Esin; Fekih-Romdhane, Feten; Azzi, Vanessa; El Dine, Abir Sarray; Hallit, Souheil; Pincus, Aaron L.

doi:10.1186/s12888-023-04644-9

Table 5 Univariate (Model 1) and Multivariate (Model 2) Regressions with PNI grandiosity and vulnerability predicting each of the personality traits and maladaptive personality traits

From: Validation of the pathological narcissistic inventory (PNI) and its brief form (B-PNI) in the Arabic language

	Model 1			Model 2
	β	CI	R²	β	CI	ΔR²
Extraversion
Grandiosity	0.10	− 0.003; 0.19	0.009	0.79***	0.63; 0.95	0.213
Vulnerability	− 0.17**	− 0.26; − 0.07	0.028	− 0.83***	− 0.99; − 0.67
Conscientiousness
Grandiosity	0.14**	0.04; 0.24	0.019	0.62***	0.45; 0.79	0.115
Vulnerability	− 0.05	− 0.15; 0.05	0.003	− 0.57***	− 0.74; − 0.40
Agreeableness
Grandiosity	0.16**	0.06; 0.26	0.026	0.64***	0.47; 0.81	0.123
Vulnerability	− 0.04	− 0.13; 0.06	0.001	− 0.57***	− 0.74; − 0.40
Neuroticism
Grandiosity	0.20***	0.10; 0.30	0.040	− 0.29**	− 0.45; − 0.12	0.139
Vulnerability	0.34***	0.25; 0.43	0.115	0.58***	0.41; 0.75
Openness
Grandiosity	0.16**	0.06; 0.26	0.025	0.65***	0.48; 0.82	0.126
Vulnerability	− 0.04	− 0.14; 0.06	0.002	− 0.58***	− 0.75; − 0.41
Negative affect
Grandiosity	0.36***	0.27; 0.45	0.131	− 0.04	− 0.20; 0.12	0.201
Vulnerability	0.45***	0.36; 0.54	0.200	0.48***	0.32; 0.65
Detachment
Grandiosity	0.11*	0.01; 0.21	0.012	− 0.37***	− 0.54; − 0.20	0.111
Vulnerability	0.27***	0.17; 0.36	0.070	0.58***	0.41; 0.75
Antagonism
Grandiosity	0.11*	0.01; 0.20	0.011	− 0.36***	− 0.53; − 0.19	0.102
Vulnerability	0.25***	0.16; 0.35	0.064	0.55***	0.38; 0.72
Disinhibition
Grandiosity	0.17**	0.07; 0.26	0.028	− 0.19*	− 0.36; − 0.01	0.080
Vulnerability	0.26***	0.17; 0.36	0.070	0.42***	0.25; 0.59
Psychoticism
Grandiosity	0.29***	0.19; 0.38	0.083	− 0.01	− 0.18; 0.17	0.120
Vulnerability	0.35***	0.25; 0.44	0.119	0.35***	0.18; 0.52
Depression
Grandiosity	0.20***	0.10; 0.29	0.039	− 0.29**	− 0.46; − 0.13	0.140
Vulnerability	0.34***	0.25; 0.43	0.115	0.58***	0.42; 0.75
Self-esteem
Grandiosity	0.04	− 0.06; 0.14	0.002	0.65***	0.48; 0.81	0.156
Vulnerability	− 0.18***	− 0.28; − 0.08	0.032	− 0.72***	− 0.89; − 0.56
Urgency
Grandiosity	− 0.06	− 0.16; 0.04	0.004	− 0.37***	− 0.54; − 0.19	0.043
Vulnerability	0.06	− 0.04; 0.16	0.003	0.37***	0.19; 0.54
Premeditation
Grandiosity	− 0.07	− 0.17; 0.03	0.005	0.39***	0.22; 0.56	0.095
Vulnerability	− 0.22***	− 0.32; − 0.13	0.049	− 0.55***	− 0.72; − 0.38
Perseverance
Grandiosity	− 0.06	− 0.16; 0.04	0.003	0.39***	0.22; 0.56	0.087
Vulnerability	− 0.21***	− 0.30; − 0.11	0.042	− 0.53***	− 0.70; − 0.36
Sensation seeking
Grandiosity	− 0.02	− 0.12; 0.08	< 0.001	0.50***	0.33; 0.67	0.114
Vulnerability	− 0.20***	− 0.30; − 0.10	0.039	− 0.62***	− 0.79; − 0.45

Model 1: Grandiosity and vulnerability entered separately in each regression analysis; Model 2: both variables entered together in the model. *p < .05; **p < .01; ***p < .001

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