. Author manuscript; available in PMC: 2022 Jan 6.

Published in final edited form as: Int J Behav Dev. 2021 Jan 5;46(1):18–27. doi: 10.1177/0165025420979357

Table 4:

Associations between twin differences in perceived personality traits and twin differences in loneliness

Personality traits:	Association with loneliness:

	Whole sample (MZ and DZ twin pairs)			MZ twin pairs only

	B	95% CI	P	B	95% CI	p
Openness to experience	−.01	−.06, .04	.84	.01	−.06, .07	.80
Conscientiousness	−.06	−.10, −.01	.01	−.02	−.08, .03	.39
Extraversion	−.08	−.12, −.05	< .001	−.06	−.11, .00	.03
Agreeableness	−.07	−.14, .01	.07	−.01	−.10, .08	.86
Neuroticism	.18	.12, .24	< .001	.09	.00, .17	.04

Note. B = Unstandardised regression coefficient. CI = confidence interval. Whole sample N = 1,002 twin pairs; MZ subset N = 567 twin pairs.