Age of onset of substance use and psychosocial problems among individuals with substance use disorders

BMC Psychiatry

Table 2 Age of onset of substance use (early vs late) differences on psychosocial problem scores (unadjusted for covariates)

Psychosocial problems (DUSI-R domains)	Early onset Mean ± SD	Late onset Mean ± SD	F	P value
Substance use disorder	80.42 ± 17.96	66.08 ± 23.81	25.550	0.000*
Behaviour pattern	72.51 ± 20.61	50.06 ± 25.07	42.843	0.000*
Psychiatric disorder	62.76 ± 20.99	47.31 ± 24.29	24.633	0.000*
Health status	59.78 ± 23.12	45.50 ± 27.09	17.172	0.000*
Social competence	65.60 ± 21.45	54.55 ± 23.07	12.812	0.000*
Family system	55.21 ± 22.61	37.14 ± 22.96	32.234	0.000*
Peer relationship	73.60 ± 20.25	50.44 ± 25.97	54.142	0.000*
Leisure/Recreations	74.29 ± 21.39	56.87 ± 23.26	31.732	0.000*
School performance	68.27 ± 23.02	50.95 ± 32.07	8.306	0.005*
Work adjustment	57.15 ± 26.77	31.91 ± 27.33	33.488	0.000*
Overall psychosocial problem	67.32 ± 16.34	49.57 ± 19.00	9.393	0.000*

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