From: Influence of humor expression on suicidal ideation among adolescents: mediating effects of depressive emotion and positive emotion
Variable
n
%
Sex
 boys
802
51.7
 girls
749
48.3
Grade
 7
467
30.1
 8
532
34.3
 9
552
35.6
Region
 northern
363
23.4
 central
431
27.8
 southern
404
26.0
 eastern
353
22.8