Table 1 Studies investigating the association between nightmares and suicide.

From: Nightmares as predictors of suicide: an extension study including war veterans

Study Participants Measure of suicidality Measure of nightmares Effect of nightmares on suicidality
Ağargün et al.28 63 depressed patients SADS suicide subscale Interview Nightmares related to high suicidality
Ağargün et al.29 100 depressed patients Suicide attempt Interview Nightmares common among suicide attempters
Bernert et al.30 176 psychiatric outpatients BSS suicidal ideation scale DDNSI questionnaire Nightmares related to high suicidality
Cukrowicz et al.31 222 students DSISS suicidal ideation subscale DDNSI questionnaire Nightmares related to high suicidality
Liu 200432 1,362 adolescents Self-assessment Self-assessment OR 1.69 for suicide ideation
Li et al. 201033 1,231 psychiatric outpatients Suicide attempt Self-assessment OR 8.17 for suicide attempt
Li et al.34 388 schizophrenic outpatients Suicide attempt Self-assessment Nightmares & insomnia, HR 7.43 for suicide attempt
Nadorff et al.35,36 583–673 students SBQ questionnaire DDNSI questionnaire Nightmares related to high suicidality
Nadorff et al.37 81 adults over the age of 65 GSIS questionnaire DDNSI questionnaire No significant effect
Sjöström et al.38,39 165 suicidal patients Suicide assessment scale Self-assessment OR 2.55 for high suicidality, OR 3.15 for suicide attempt
Tanskanen et al.11 36,211 general adult population Completed suicide Self-assessment HR 2.05 for suicide
Wong et al.40 392 adolescents from alcoholic families YSR questionnaire suicidal ideation items Self-assessment No significant effect