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

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

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*
  1. SD standard deviation
  2. *p significant at ≤ 0.05 level