Table 3 Correlation matrix of main study constructs in MDD patients (n = 166).

Variables	Female	Age	BMI	Education	DSHI	ERG	ASG	SAE	EA	PA	SA	EN	PN	CESD	DIF	DDF	EOT
Female	1
Age	0.171^*	1
BMI	0.043	0.235^**	1
Education	0.09	0.732^**	0.212^**	1
DSHI	−0.324^**	−0.208^**	−0.011	−0.241^**	1
ERG	−0.263^**	−0.101	0.048	−0.194^*	0.707^**	1
ASG	−0.270^**	−0.184^*	0.053	−0.277^**	0.551^**	0.702^**	1
SAE	−0.315^**	−0.214^**	0.046	−0.278^**	0.642^**	0.727^**	0.769^**	1
EA	−0.075	0.018	−0.043	−0.073	0.513^**	0.385^**	0.295^**	0.260^**	1
PA	0.063	0.073	0.031	−0.063	0.374^**	0.337^**	0.243^**	0.209^**	0.617^**	1
SA	−0.161^*	−0.100	−0.101	−0.107	0.229^**	0.171^*	0.167^*	0.133	0.249^**	0.207^**	1
EN	0.044	−0.155^*	−0.079	−0.094	0.211^**	0.113	0.184^*	0.200^**	0.509^**	0.334^**	−0.017	1
PN	−0.015	−0.133	0.001	−0.079	0.307^**	0.171^*	0.170^*	0.200^**	0.431^**	0.344^**	0.079	0.593^**	1
CESD	−0.224^**	−0.124	0.006	−0.134	0.470^**	0.410^**	0.360^**	0.428^**	0.453^**	0.266^**	0.167^*	0.412^**	0.414^**	1
DIF	−0.182^*	−0.086	−0.059	−0.131	0.391^**	0.486^**	0.400^**	0.448^**	0.289^**	0.185^*	0.178^*	0.287^**	0.354^**	0.522^**	1
DDF	−0.017	−0.012	−0.112	−0.077	0.077	0.171^*	0.124	0.181^*	0.087	−0.064	0.000	0.085	0.122	0.298^**	0.539^**	1
EOT	0.025	0.119	−0.044	0.052	0.017	0.163^*	0.138	0.011	0.117	0.168^*	0.056	−0.067	−0.138	−0.124	0.132	0.209^**	1

^*P < 0.05; ^**P < 0.01; Spearman’s correlation; BMI, body mass index; CESD, Center for Epidemiologic Studies Depression Scale; CTQ, Childhood Trauma Questionnaire; SA, sexual abuse; EA, emotional abuse; PA, physical abuse; EN, emotional neglect; PN, Physical neglect; DIF, Difficulty Identifying Feelings; DDF, Difficulty Describing Feelings; EOT, Externally-Oriented Thinking; ERG, emotion regulation; ASG, attention seeking; SAE, social avoidance; DSHI, Deliberate Self-Harm Behavior Inventory.

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