Factors influencing non-suicidal self-injury in adolescents with mood disorders: Focusing on gender differences and only-child vs non-only-child disparities

Table 8 Sibling status-specific multivariate logistic regression analysis of non-suicidal self-injury frequency

Variables	Only-child (n = 296)				Non-only-child (n = 152)
	B	SE	OR (95%CI)	P value	B	SE	OR (95%CI)	P value
K-10 score	0.111	0.028	1.118 (1.057-1.183)	< 0.001	0.093	0.032	1.097 (1.028-1.170)	0.004
SCS self-warmth	-0.108	0.021	0.897 (0.856-0.941)	0.0000	-0.042	0.029	0.958 (0.903-1.017)	0.152
SCS self-coldness	0.031	0.020	1.032 (0.991-1.074)	0.132	0.028	0.026	1.029 (0.977-1.083)	0.276
ERQ cognitive reappraisal	-0.038	0.022	0.962 (0.920-1.006)	0.084	-0.021	0.028	0.978 (0.925-1.035)	0.456
FACES III cohesion	-0.091	0.025	0.912 (0.874-0.952)	< 0.001	-0.032	0.031	0.967 (0.910-1.028)	0.298
Parental marital status (divorced/remarried vs married)	0.287	0.214	1.332 (0.894-1.987)	0.1658	0.312	0.328	1.367 (0.735-2.541)	0.318
Constant	-4.215	1.287	0.015 (0.002-0.121)	< 0.001	-2.874	1.568	0.055 (0.004-0.721)	0.028

OR: Odds ratio; CI: Confidence interval; K-10: Kessler Psychological Distress Scale; SCS: Self-Compassion Scale; ERQ: Emotion Regulation Questionnaire; FACES: Family Adaptation and Cohesion Evaluation Scales.