. Author manuscript; available in PMC: 2022 Sep 1.

Published in final edited form as: Psychol Aging. 2021 Sep;36(6):710–717. doi: 10.1037/pag0000631

Table 2.

Baseline Associations Between Personality Traits and Perceived Fatigability (N = 995)

	Model 1	Model 2	Model 3	Model 4
	standardized beta coefficient (SE)
Continuous
Openness	−.12 (.03)^***	−.10 (.03)^**	−.10 (.03)^**	−.09 (.03)^**
Conscientiousness	−.12 (.03)^**	−.09 (.03)^**	−.07 (.03)^*	−.07 (.03)^*
Extraversion	−.11 (.03)^***	−.07 (.03)^*	−.10 (.03)^**	−.10 (.03)^**
Agreeableness	.02 (.03)	−.04 (.03)	−.03 (.03)	−.03 (.03)
Neuroticism	.02 (.03)	.04 (.03)	.03 (.03)	.03 (.03)
Categorical	Odds ratio (95% CI), reference: Low Fatigability (n = 460)
Openness
Intermediate	.98 (.96-.99)^**	.98 (.96-1.00)^**	.98 (.97-1.00)^*	.98 (.97-1.00)^*
High	.98 (.96-.99)^**	.98 (.96-.99)^**	.98 (.96-1.00)^*	.98 (.96-1.00)^*
Conscientiousness
Intermediate	.98 (.96-.99)^**	.98 (.96-.99)^**	.98 (.96-1.00)^*	.98 (.96-.99)^*
High	.97 (.96-.99)^**	.98 (.96-.99)^**	.98 (.97-1.00)^*	.98 (.96-1.00)^*
Extraversion
Intermediate	.99 (.97-1.00)	1.00 (.98-1.01)	.99 (.97-1.01)	.99 (.97-1.01)
High	.97 (.96-.99)^**	.98 (.96-1.00)^*	.97 (.95-.99)^**	.97 (.95-.99)^**
Agreeableness
Intermediate	.99 (.98-1.01)	.99 (.98-1.01)	.99 (.98-1.01)	.99 (.98-1.01)
High	1.00 (.99-1.02)	.98 (.97-1.00)	.99 (.97-1.00)	.99 (.97-1.01)
Neuroticism
Intermediate	1.01 (.99-1.03)	1.01 (.99-1.03)	1.01 (.99-1.03)	1.01 (.99-1.03)
High	1.01 (.99-1.03)	1.01 (.99-1.03)	1.01 (.99-1.03)	1.01 (.99-1.03)

Notes. Dependent variable = perceived fatigability, intermediate fatigability n = 268

high fatigability n = 267; CI = confidence interval.

Model 1: Unadjusted model

Model 2: Adjusted for age, sex, race

Model 3: Model 2 + adjusted for body mass index

Model 4: Model 3 + adjusted for comorbidities

^***

p <.001

^**

p <.01

p <.05.