Diagnostic criteria for research involves:

  • Proof that the way person acts, feels, behaves, and expresses emotions is significantly different from the norms and standards accepted in the civilized society.
  • A person should demonstrate deviation in his actions and behavior on the example of specific situations.
  • Proof that the deviation is long-lasting, does not improve, and certain attacks happen regularly.
  • No way to interpret the existing deviation as an outcome of common adolescents’ mental problems.
  • Presence of personal distress or negative influence on the community.
  • Presence of previous brain trauma/disease.