. Author manuscript; available in PMC: 2020 Jan 1.

Published in final edited form as: J Am Acad Child Adolesc Psychiatry. 2018 Oct 22;58(1):117–127. doi: 10.1016/j.jaac.2018.06.031

Table 4.

Multinomial Logistic Regression of Suicidal Ideation (SI) or Suicidal Behaviors (SB) versus Non-Suicidal Self-Injury (NSSI) versus No SI/SB/NSSI by Family History and Life Events Covarying for Age, Gender, and Major Depressive Disorder (MDD) Severity

	Total (N=232)		No SI/SB/NSSI (n=137)		NSSI (n=43)		SI/SB (n=52)		Omnibus Test		SI/SB vs. No	NSSI vs. No	SI/SB vs. NSSI
Family History	%	n	%	n	%	n	%	n	χ²	p	OR (95% CI)	OR (95% CI)	OR (95% CI)
Affective Disorder	73.3	170	73.7	101	69.8	30	75.0	39	0.32	0.8506
Depression	72.8	169	73.7	101	67.4	29	75.0	39	0.79	0.6724
Bipolar Disorder	13.8	32	13.1	18	23.3	10	7.7	4	5.48	0.0645
Suicide	19.0	44	16.1	22	27.9	12	19.2	10	3.15	0.2072
	Total (N=254)		No SI/SB/NSSI (n=156)		NSSI (n=44)		SI/SB (n=54)		Omnibus Test		SI/SB vs. No	NSSI vs. No	SI/SB vs. NSSI
Life Events	Mean	SD	Mean	SD	Mean	SD	Mean	SD	χ²	p	OR (95% CI)	OR (95% CI)	OR (95% CI)
Frequency of traumatic life events	2.86	5.04	2.74	5.57	2.36	1.93	3.61	5.18	0.94	0.6245
Frequency of death life events	2.02	2.42	1.74	1.96	2.32	2.80	2.59	3.12	3.09	0.2128
Number of different violent life events	0.37	0.69	0.25	0.55	0.55	0.73	0.56	0.92	11.05	0.0040	1.96 (1.19, 3.21)^a	2.15 (1.29, 3.56)^a	0.91 (0.53, 1.56)

Note: OR = odds ratio

= Significant after false discovery rate correction