Personality Factors and Subjective Cognitive Decline: The FACEHBI Cohort

Table 1

Comparison of the ZKPQ scale scores between the SCD and control groups, Cronbach’s alphas, and effect sizes.

ZKPQ scale	SCD group ()			GP group ()					Cohen’s
	Mean	SD		Mean	SD
N-Anx	7.05	4.40	.84	8.06	4.68	.83	2.41	.033	.22
Act	7.67	3.50	.74	8.56	3.25	.76	2.55	.011	.26
Sy	6.68	3.57	.76	6.84	3.29	.76	.45	.652	.05
ImpSS	6.46	4.09	.82	6.97	3.70	.87	1.25	.214	.13
Agg-Host	6.20	3.20	.74	6.30	3.13	.77	.33	.744	.03
Inf	2.85	2.20	—	3.09	1.95	—	1.09	.275	.11

Note: SCD: subjective cognitive decline; GP: general population; N-Anx: Neuroticism-Anxiety; Act: Activity; Sy: Sociability; ImpSS: Impulsivity Sensation-Seeking; Agg-Host: Aggression-Hostility; Inf: Infrequency. .