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Table 3 Rotated factor structure of health risk behaviors of subjects in grade 4 in 2001

From: Changes in health risk behaviors of elementary school students in northern Taiwan from 2001 to 2003: results from the child and adolescent behaviors in long-term evolution study

  Factor 1 Factor 2 Factor 3
Behavior aggressive behaviors substance use behaviors unhealthy habits
Hitting others 0.751 0.006 0.081
Swearing 0.702 0.000 0.057
Throwing things when angry 0.645 0.118 0.190
Vandalism 0.434 0.215 0.026
Smoking 0.066 0.829 0.017
Chewing betel nut 0.021 0.797 0.017
Drinking alcohol 0.149 0.678 0.070
Eating fast food 0.065 --0.009 0.583
Eating snacks at night --0.045 0.055 0.578
Staying up late --0.030 0.033 0.544
Watching TV for prolonged periods 0.290 0.003 0.520
Playing video games for prolonged periods 0.295 0.100 0.498
Suppressing urination 0.309 --0.041 0.393
Eigenvalue 2.689 1.682 1.141
Explained variance (%) 0.207 0.129 0.088
Cumulative explained variance (%) 0.207 0.336 0.424
Cronbach's α 0.5935 0.6638 0.5200
  1. KMO measure of sampling adequacy = 0.744.