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Table 4 Frequency and course of risk behaviors

From: Effects of a life-skills-based prevention program on self-esteem and risk behaviors in adolescents: a pilot study

Occured at least once during the last 2 weeksPapillagou group (n = 317)Control group (n = 96) 
Frequency at the first assessment ± 95% CIPercentage of children reporting a decrease at the second assessmentFrequency at the first assessment ± 95% CIPercentage of children reporting a decrease at the second assessmentStatistical valuep-valueEffect size Cramér’s V
Skipping school18.93% ± 4.31 (n = 60)36.67%21.88% ± 8.27 (n = 21)23.81%X2 (1) = 1.157.282.120
Arriving at school late51.74% ± 5.50 (n = 164)42.68%58.33% ± 9.86 (n = 56)35.71%X2 (1) = .839.360.062
Insulting someone in school42.27% ± 5.44 (n = 134)35.07%46.875% ± 9.98 (n = 45)28.89%X2 (1) = .578.447.057
Spreading a rumor around school11.36% ± 3.49 (n = 36)72.22%19.79% ± 7.97 (n = 19)26.32%X2 (1) = 10.656.001***.440
Spreading a rumor on social networks6.94% ± 2.80 (n = 22)68.18%6.25% ± 4.84 (n = 6)33.33%Fisher exact.174.293
Physical fighting17.67% ± 4.20 (n = 56)58.93%19.79% ± 7.97 (n = 19)42.11%X2 (1) = 1.620.203.147
Stealing6.31% ± 2.67 (n = 20)45.00%15.63% ± 7.26 (n = 15)40.00%X2 (1) = .088.767.050
Doing something illegal6.62% ± 2.74 (n = 21)57.14%9.38% ± 5.83 (n = 9)44.44%Fisher exact.694.117
Bullying someone to obtain something3.79% ± 2.10 (n = 12)58.33%6.25% ± 4.84 (n = 6)66.67%Fisher exact1.000.081
Have been insulted at school26.50% ± 2.48 (n = 84)53.6%31.25% ± 9.27 (n = 30)23.3%X2 (1) = 8.147.004**.267
Have been physically assaulted at school6.31% ± 2.68 (n = 20)75.00%7.29% ± 5.20 (n = 7)42.86%Fisher exact.175.299
Have been stolen from7.89% ± 2.97 (n = 25)76.00%11.46% ± 6.37 (n = 11)45.45%Fisher exact.124.298
Have been bullied into giving away something4.73% ± 2.34 (n = 15)66.67%7.29% ± 5.20 (n = 7)28.57%Fisher exact.172.356
  1. Legends. CI Confidence Interval. Bolded values indicate p < .05
  2. * p ≤ .05; ** p ≤ .01; *** p ≤ .001