Prognostic significance of functional somatic symptoms in adolescence: a 15-year community-based follow-up study of adolescents with depression compared with healthy peers

Table 3 Adult suicidal behavior in adolescents with depression and somatic symptoms compared with non-depressed controls

	Non depressed n = 152 %	Depressed adolescents with different number of somatic symptoms n = 217				Linear by linear correlation in depression subgroups
		0	1-2	3-4	≥5
		n = 35%	n = 73%	n = 59%	n = 50%
Suicidal ideation in adulthood
Thoughts of being better dead^a	14.6	34.3**	26.6*	33.9**	48.0***	n.s.
Suicidal thoughts^a	9.0	20.6*	12.3	16.9	28.0***	n.s.
Active suicide plans^a	4.8	11.8	5.5	6.8	22.0***	n.s.
Suicide attempt^a	2.6	11.8*	4.1	5.1	16.0**	n.s.
Hospitalized for suicide attempt^a	1.3	5.9	1.4	3.4	8.0*	n.s.

Notes: ^a = Any time from age 19 to follow-up.
* = p < 0.05; ** = p < 0.01; *** = p < 0.001 (Referring to comparisons with the non-depression group, χ² calculation).

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