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Table 3 School life characteristics of adolescents who committed suicide by gender

From: Gender differences in Korean adolescents who died by suicide based on teacher reports

  Male Female χ2
N % N %
Academic achievement
Above average 30 18.2 23 20.7 ns
Average 80 48.5 45 40.5
Below average 55 33.3 43 38.7
School attendance
Good 135 80.8 80 70.8 19.137***
Tardiness/leave early/absence (due to illness) 10 6.0 25 22.1
Tardiness/leave early/absence (without notice) 22 13.2 6 5.3
Friendship
Amicable 147 89.1 89 81.7 3.041
Discord/isolation 18 10.9 20 18.3
School adjustment problems
Yes 10 6.1 5 4.4 ns
No 154 93.9 108 95.6
Perpetrator of school violence
Yes 6 3.7 6 5.3 ns
No 158 96.3 107 94.7
School-based mental health screening testa
Normal group 126 84.6 69 73.4 4.528*
High-risk group 23 15.4 25 26.6
Counseling sessions in school b
Yes 26 20.2 23 26.1 ns
No 103 79.8 65 73.9
Professional help c
Yes 20 15.5 25 28.4 5.301*
No 109 84.5 63 71.6
Warning signs d
Yes 11 17.5 9 20.0 6.756*
No 49 77.8 27 60.0
Unknown 3 4.8 9 20.0
  1. p < 0.10, *p < 0.05, **p < 0.01, ***p < 0.001
  2. aStudents classified as the high-risk group requiring priority management and intervention in nationwide school-based mental health screening test
  3. b,cStudents who used school counseling or external resources (counseling center or mental hospital) before suicide
  4. dStudents who showed pre-suicide linguistic, behavioral, or emotional changes according to teachers