Table 2.

Results of the multinomial logistic regression

	Suicidal ideation trajectoriesa								Suicide attempt trajectoriesa
	Model 1				Model 2				Model 1		Model 2
	Trajectory 2		Trajectory 3		Trajectory 2		Trajectory 3		Trajectory 2		Trajectory 2
	(High-decreasing)		(Moderate-decreasing-increasing)		(High-decreasing)		(Moderate-decreasing–increasing)		(Moderate-decreasing)		(Moderate-decreasing)
	OR (95% CI)	P	OR (95% CI)	P	OR (95% CI)	P	OR (95% CI)	P	OR (95% CI)	P	OR (95% CI)	P
Sex
Male	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref
Female	2.10 (1.46–3.02)	< 0.001	1.03 (0.72–1.48)	0.86	1.45 (1.01–2.12)	0.05	0.83 (0.56–1.21)	0.33	0.80 (0.51–1.25)	0.32	0.50 (0.31–0.80)	.004
Sexual orientation
Heterosexual	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref
Sexual minority	1.98 (1.35–2.90)	< 0.001	3.02 (2.14–4.27)	< 0.001	1.77 (1.17–2.67)	0.007	2.75 (1.91–3.97)	< 0.001	2.86 (1.82–4.51)	< 0.001	2.46 (1.53–3.97)	< .001
Age (Wave I)	1.12 (1.03–1.23)	0.01	1.00 (0.93–1.08)	0.93	1.04 (0.95–1.15)	0.37	0.95 (0.88–1.03)	0.23	1.02 (0.90–1.15)	0.78	0.95 (0.83–1.08)	.39
Race/ethnicity
White	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref
Black	0.61 (0.39–0.95)	0.03	0.63 (0.43–0.94)	0.02	0.48 (0.30–0.78)	0.003	0.59 (0.40–0.86)	0.007	0.67 (0.33–1.35)	0.26	0.59 (0.27–1.28)	0.18
Latinx	1.06 (0.59–1.90)	0.85	0.82 (0.58–1.17)	0.27	0.96 (0.52–1.77)	0.90	0.75 (0.53–1.08)	0.12	1.04 (0.62–1.74)	0.89	0.87 (0.50–1.50)	0.60
Asian	1.28 (0.52–3.14)	0.59	0.78 (0.39–1.54)	0.48	1.06 (0.40–2.85)	0.90	0.72 (0.35–1.47)	0.36	0.44 (0.11–1.78)	0.25	0.37 (0.07–1.94)	0.24
All other race	0.16 (0.04–0.63)	0.009	0.73 (0.30–1.79)	0.50	0.15 (0.04–0.52)	0.003	0.74 (0.31–1.76)	0.49	0.67 (0.23–1.93)	0.45	0.72 (0.27–1.92)	0.51
Maternal education
No school/less than high school	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref
High school or equivalent	0.66 (0.42–1.04)	0.08	1.07 (0.73–1.57)	0.75	0.82 (0.52–1.29)	0.38	1.19 (0.79–1.77)	0.41	1.28 (0.77–2.12)	0.33	1.57 (0.92–2.67)	0.10
Some college	0.70 (0.35–1.40)	0.31	1.11 (0.66–1.88)	0.69	0.94 (0.46–1.92)	0.86	1.31 (0.76–2.24)	0.33	1.25 (0.61–2.57)	0.54	1.67 (0.81–3.46)	0.17
Graduate school and higher	0.82 (0.48–1.40)	0.47	1.02 (0.65–1.59)	0.94	1.23 (0.71–2.12)	0.45	1.24 (0.76–2.02)	0.39	1.08 (0.60–1.95)	0.79	1.46 (0.82–2.61)	0.19
Public assistance
None	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref	Ref
At least one	0.91 (0.62–1.36)	0.66	1.14 (0.85–1.54)	0.38	0.83 (0.57–1.23)	0.36	1.01 (0.74–1.38)	0.94	1.87 (1.14–3.06)	0.01	1.67 (1.01–2.74)	0.05
Depression					6.87 (5.23–9.02)	< 0.001	3.40 (2.68–4.31)	< 0.001			5.83 (4.14–8.21)	< 0.001
Mental health treatment (W1)					1.89 (1.27–2.84)	0.002	2.49 (1.82–3.40)	< 0.001			3.42 (2.08–5.62)	< 0.001

SI suicidal ideation; SA suicide attempts; OR odds ratio; 95% CI 95% confidence interval.

^aReference group = Trajectory 1. W1 = Wave I. ref = reference group