Table 4

Logistic regression analyses of the onset and duration of internalising and externalising problems from age 11 to 22 and having no paid job at age 26 (N=874)

	Reference: no mental health problems						Reference: early onset / short duration
	Model 1		Model 2		Model 3		Model 1		Model 2		Model 3
	OR	95% CI	OR	95% CI	OR	95% CI	OR	95% CI	OR	95% CI	OR	95% CI
Internalising problems
Onset and duration
No problems (N=484)	1		1		1		0.78	0.45 to 1.37	0.68	0.37 to 1.27	0.80	0.42 to 1.53
Early and short (N=135)	1.36	0.77 to 2.39	1.59	0.85 to 2.97	1.35	0.71 to 2.60	1		1		1
Early and long (N=112)	3.32***	2.01 to 5.48	4.30***	2.44 to 7.5	3.64***	2.01 to 6.58	2.66**	1.41 to 5.02	2.99**	1.50 to 5.98	2.98**	1.44 to 6.15
Late and short (N=125)	3.10***	1.91 to 5.06	4.01***	2.35 to 6.83	3.69***	2.11 to 6.43	2.22*	1.18 to 4.17	2.44**	1.24 to 4.79	2.60**	1.28 to 5.27
Late and long (N=18)	2.37	0.75 to 7.48	3.38*	1.03 to 11.12	3.04	0.87 to 10.63	2.30	0.66 to 7.96	2.99	0.82 to 10.90	3.34	0.85 to 13.06
Externalising problems
Onset and duration
No problems (N=477)	1		1		1		0.67	0.40 to 1.12	0.66	0.38 to 1.15	0.72	0.41 to 1.27
Early and short (N=144)	1.49	0.89 to 2.48	1.51	0.87 to 2.62	1.39	0.79 to 2.46	1		1		1
Early and long (N=97)	2.59***	1.53 to 4.39	2.65***	1.47 to 4.76	2.03*	1.09 to 3.79	1.74	0.94 to 3.25	1.75	0.89 to 3.46	1.46	0.71 to 3.00
Late and short (N=135)	1.77*	1.07 to 2.93	1.98*	1.15 to 3.42	1.55	0.87 to 2.75	1.19	0.65 to 2.18	1.31	0.68 to 2.52	1.11	0.56 to 2.21
Late and long (N=21)	1.67	0.54 to 5.12	1.48	0.41 to 5.38	1.01	0.26 to 4.00	1.12	0.35 to 3.61	0.98	0.26 to 3.71	0.73	0.18 to 2.99

***p≤0.001; **p≤0.01; *p≤0.05.
Model 1: crude | Model 2: adjusted for age and sex | Model 3: Model 2 + educational attainment.