modèle (1) analyse (1) âge (1) Retirees (1) Students (1) Satisfaction (1) Portuguese (1) Loneliness (1) Life (1) Forecasting--Study and teaching (1) Factor analysis (1) Example (1) Confidence (1) Cations (1) Average (1) Age (1) Confirmatory factor analysis (1) Properties (1) Validity (1) Age (1) Analysis (1) Structure (1) Students (1)