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Table 4 Stepwise multivariate association between risk behaviors and psychosocial characteristics in boys and in girls

From: Association between substance use and psychosocial characteristics among adolescents of the Seychelles

  Boys Girls
  Smoking Alcohol use Cannabis use Smoking Alcohol use Cannabis use
Variable OR P OR P OR P OR P OR P OR P
Age (year) 1.2 0.030 1.2 0.003 1.2 ns 1.4 0.003 1.4 0.000 0.8 ns
Felt sad or hopeless ≥ 2 weeks in a row in past 12 months -   -   -   -   1.6 0.023 -  
Often felt lonely in past 12 months -   -   -   -   -   -  
Was so worried about something that could not sleep at night in past 12 months -   -   3.6 0.001 -   -   -  
Seriously considered attempting suicide in past 12 months 3.0 0.000 -   2.7 0.002 2.5 0.006 1.8 0.051 -  
Parents rarely/never understand problems -   -   -   -   -   -  
Parents rarely/never check homework -   -   -   -   2.3 0.000 -  
Parents rarely/never know what child is doing 1.8 0.016 1.5 0.046 1.9 0.020 -   -   -  
Pocket money ≥ 25 rupees per day 1.8 0.025 -   -   2.6 0.006 -   -  
School absence without permission ≥ 1 day in past 30 days 2.9 0.000 2.3 0.000 2.5 0.001 6.1 0.000 2.6 0.000 33.2 0.000
Intraclass correlation 0.00 0.00 0.00 0.00 0.08 0.26
Sample size 479 429 515 607 551 624
  1. *The initial model for each risk behavior included all explanatory variables but only associations that remained significant in multivariate analysis were retained in the final model, except for age which was retained in all models even when not statistically significant.