Obs/Freq : Number of cases observed/Frequency; Std. Error, Standard Error; Conf., Confidence; MINI : MINI Neuropsychiatric International Interview; MDD : Major Depressive Disorder; GAD : Generalized Anxiety Disorder; OCD : Obsessive-Compulsive Disorder; HADS : Hospital Anxiety and Depression Scale; HADS-D : Hospital Anxiety and Depression Scale-Depression; HADS-A : Hospital Anxiety and Depression Scale-Anxiety; AIS : Athens Insomnia Scale; SWLQ : Satisfaction With Life Questionnaire; VAS pain, Visual Analogue Scale for pain; PDI : Pain Disability Index; S-FIQ : Fibromyalgia Impact Questionnaire-Spanish validation; CFS : Chronic Fatigue Syndrome; SSRI : Selective Serotonin Reuptake Inhibitor; SNRI : Serotonin-Norepinephrine Reuptake Inhibitor. Scales data are presented as means. The rest of the variables are presented as percentages. + also in combination.