Linguistic Characteristics of Suicidal Patients in the Emergency Department

Inclusion Criteria for Suicidal Subjects: * Subjects age 13 years 0 months to 17 years, 11 months old * Admission to CCHMC ED, psychiatric units, or medical units with suicidal behavior or attempt * The patient and legal guardian must understand the nature of the study and be able to comply with protocol requirements. The legal guardian must give written informed consent and the youth, written assent. * English is spoken as the primary language in the home Inclusion Criteria for Non-Suicidal Subjects: * Subjects age 13 years 0 months to 17 years, 11 months old * Admission to CCHMC ED with no current or no history of suicide ideation/attempt/gesture * No past or current history of a major mood disorder * No history of death by suicide in first-degree relatives * The patient and legal guardian must understand the nature of the study and be able to comply with protocol requirements. The legal guardian must give written informed consent and the youth, written assent. * English is spoken as the primary language in the home Exclusion Criteria for Suicidal Subjects: * Any serious, unstable medical illness or clinically significant abnormal laboratory assessments that would adversely impact the scientific interpretability or unduly increase the risks of the protocol * Level of consciousness precludes consent and research assessments * Unable to assent because of severe mental retardation or incapacitating psychosis Exclusion Criteria for Non-Suicidal Subjects: * Any current or past suicide attempts * Any serious, unstable medical illness or clinically significant abnormal laboratory assessments that would adversely impact the scientific interpretability or unduly increase the risks of the protocol.