A descriptive systematic review of the relationship between personality traits and quality of life of women with non-metastatic breast cancer

Table 2 The relationship between personality traits and QoL. Note: the included studies by Petersen et al., Tomich et al., and Härtl et al., did not have any specific data and therefore could not be included in the table

Personality traits	Correlation coefficient (r)		Variance in QoL explained by personality traits (%)		Odds ratio (CI)
Openness to Experience
Novelty seeking [13]			Overall QoL	8%*
Conscientiousness [1]			Overall QoL T3/BCT	9%**
Agency [19]	EWB	0.25*
Agency [19]	IWB	0.10
Unmitigated agency [19]	EWB	-0.21	IWB	35%**
Unmitigated agency [19]	IWB	-0.38***	IWB	35%**
Extraversion
Optimism [14, 15]	NF	0.36***			EF (AD vs. MHI)	0.43 (0.30–0.65)***
	PFE	0.37***			EF (AD vs. MHI)	0.69 (0.56–0.86)***
	CF	0.15
	SP	0.36***
	SA	0.20*
	F	0.22**
Agreeableness [1]			Overall QoL T3/BCT	4%*
Agreeableness [1]			Overall QoL T4/BCT	6%*
Neuroticism [1]			Overall QoL T2/MCT +	19%***
			Overall QoL T3/MTC +	21%***
			Overall QoL T4/MTC +	20%***
			Overall QoL T5/MTC +	26%***
			Overall QoL T5/BCT	34%***
Self-efficacy [18, 21]	Overall QoL	0.34—0.49*
	PWB	0.21—0.39**
	SWB	0.24—0.27**
	EWB	0.42**
	FWB	0.27—0.35*
Trait anxiety [1, 20, 23]	Overall QoL	-0.32—-0.77*	Overall QoL T2/BCT	29%***	Overall QoL	7.81 (2.42–25.72) ***
	PWB	-0.63**	Overall QoL T3/BCT	37%***
	SWB	-0.50**	Overall QoL T4/BCT	43%***
	EWB	-0.73**
	FWB	-0.62**
	PS	-0.33*

Abbreviations: EWB Emotional Well-Being, IWB Interpersonal Well-Being, NF Negative Feelings, PFE Positive Feelings, CF Cognitive functioning, SP Sexual problems, SA Social Avoidance, F Fatigue, QoL Quality of Life, PWB Physical Well-Being, SWB Social/family Well-Being, FWB Functional Well-Being, PS Psychological/Spiritual, EF Emotional functioning, T2/3/4/5 Time measure point 2/3/4/5, BCT Breast-Conserving Therapy, MTC + Mastectomy and MTC after BCT, AD Accelerated Decline, MHI Maintained High, MD Moderate Decline
*p < 0.05; **p < 0.01; ***p < 0.001

ISSN: 1471-2407