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Table 1 Spearman’s correlation coefficients of psychosocial and lifestyle factors and socio-economic status of family

From: Accumulation of lifestyle and psychosocial problems and persistence of adverse lifestyle over two-year follow-up among Finnish adolescents

      Boys     Girls
  Correlation coefficient P value Correlation coefficient P value
Internalizing problems 0.01 0.551 −0.01 0.785
Externalizing problems 0.06 0.003 0.02 0.399
Physical activity, h/day −0.03 0.101 −0.06 0.001
Sitting time, h/day 0.11 <0.001 0.10 <0.001
Sleeping, h/day 0.00 0.939 0.02 0.304
BMI, kg/m2 −0.01 0.508 0.01 0.708
Smoking 0.11 <0.001 0.08 <0.001
BMI = body mass index