Figure 1From: Population norms and cut-off-points for suboptimal health related quality of life in two generic measures for adolescents: the Spanish VSP-A and KINDL-R ROC curves for adolescents' scores in Psychological Well-being and Global scores in the Spanish VSP-A versus a borderline-noticeable mental health problem (measured by SDQ). AUC: Area Under Curve; 95% CI: 95% Confidence Interval; SE: Sensitivity; SP: Specificity. [Black line] Psychological well-being AUC: 0.78 (95% CI: 0.73–0.84) Optimal cut-off-point: 61.2. SE: 0.73 SP: 0.72 [Dashed line] Global HRQL score AUC: 0.80 (95% CI: 0.75–0.85) Optimal cut-off-point: 63.7 SE: 0.74 SP: 0.70Back to article page