Excess healthcare costs of mental disorders in children, adolescents and young adults in the Basque population registry adjusted for socioeconomic status and sex

Table 4 Mean and excess cost per patient in € (2018) of direct healthcare costs disaggregated by socioeconomic status and diagnostic group

		Mean cost (€)^a		Excess cost (€)	p-value^a
		With no mental disorders (N = 512,710)	With mental disorder(s)	Excess cost (€)	p-value^a
Any mental disorder (N = 96,671)	High	242	610	368	< 0.001
	Medium	270	684	414	< 0.001
	Low	404	1007	603	< 0.001
Substance use (N = 19,507)	High	215	762	547	< 0.001
	Medium	258	924	666	< 0.001
	Low	556	1952	1395	< 0.001
Anxiety (N = 40,523)	High	251	696	445	< 0.001
	Medium	280	785	505	< 0.001
	Low	448	1235	787	< 0.001
Mood disorders (N = 8613)	High	251	1557	1306	< 0.001
	Medium	273	1700	1428	< 0.001
	Low	466	2855	2389	< 0.001
Psychosis and personality disorders (N = 5.745)	High	237	1875	1638	< 0.001
	Medium	262	2097	1835	< 0.001
	Low	434	3411	2977	< 0.001
Attention deficit hyperactivity disorder (N = 16,986)	High	228	568	339	< 0.001
	Medium	249	617	368	< 0.001
	Low	328	803	475	< 0.001
Conduct disorder (N = 26,415)	High	246	687	441	< 0.001
	Medium	265	744	479	< 0.001
	Low	378	1047	668	< 0.001
Eating disorder (N = 4629)	High	260	894	634	< 0.001
	Medium	295	1018	723	< 0.001
	Low	486	1642	1156	< 0.001
Self-harm (N = 664)	High	339	4692	4353	< 0.001
	Medium	258	3486	3228	< 0.001
	Low	514	6816	6302	< 0.001
2 or more diagnoses (N = 19,567)	High	245	1142	897	< 0.001
	Medium	262	1232	970	< 0.001
	Low	445	2055	1610	< 0.001

^aCalculated using two-part models and groups were adjusted by age group, sex and SES using entropy balancing

ISSN: 1478-7547