Mini-Questionnaire Quality of Life in Hypertension - MINICHAL-Brazil suffered cultural adaptation and validation into Portuguese, which was tested for content, construct and internal consistency of instrument, comparing outcomes in hypertensive patients and patients with normal BP. Subsequently, other studies have been published testing concurrent validity by comparing Minichal with two other questionnaires used in many researches in Brazil: Short Form 36 (SF-36) and the WHOQOL questionnaire (WHOQOL-Bref), showing significant correlation to both questionnaires, making a specific tool for assessing health-related quality of life in hypertensive population.