Mental pain and lifetime suicide attempts in early adolescence: a preliminary study

Table 6 Summary of validation values across original estimates, SMOTE, and RUS

Measure	Original estimates (from the first analytic step)			Synthetic minority oversampling technique (SMOTE)			Random undersampling (RUS)
Measure	AUC	Sensitivity	Specificity	AUC SMOTE	Sensitivity SMOTE	Specificity SMOTE	AUC RUS	Sensitivity RUS	Specificity RUS
Suicidal cognitions (SCS-R)	0.87	0.71	0.92	0.87	0.84	0.75	0.88	0.80	0.80
Entrapment (E-SF)	0.88	0.76	0.89	0.87	0.86	0.80	0.87	0.84	0.80
Mental pain (UP3)	0.89	0.82	0.92	0.87	0.87	0.80	0.90	0.85	0.85
Depression (PHQ-A)	0.74	0.59	0.92	0.72	0.78	0.55	0.77	0.72	0.65

The outcome measure was endorsement of suicide attempt with some intent to die
SCS-R Spanish version of suicide cognitions scale-revised; PHQ-A patient health questionnaire-adolescent version; UP3 the unbearable psychache scale. Entrapment. E-SF entrapment scale short-form; SMOTE synthetic minority oversampling technique; RUS random undersampling

ISSN: 1753-2000