Article 1 Cognitive performance 1 Cortisol 1 Cross-Sectional Studies 1 Depression 1 Depressive Disorder, Major 1 Hair cortisol 1 Humans 1 Hydrocortisone 1 Hypothalamic-pituitary-adrenal axis 1 Hypothalamo-Hypophyseal System 1 Major depression 1 Pituitary-Adrenal System 1 Psychotic Disorders 1 Psychotic depression aged 1 clinical feature 1 complication 1 controlled study 1 cross-sectional study 1 depression 1 disease association 1 exploratory research 1 female 1 functional status 1 hair level 1 human 1 hydrocortisone 1 hypophysis adrenal system 1 hypothalamus hypophysis system 1