“…Table 2 presents the results of the analysis that integrated this review regarding a set of criteria that the authors considered relevant to the purpose of this study. A total of 17 publications were analysed, and 11 different instruments to measure health literacy in different groups of the Portuguese population were identified, comprising: 7 general measures of health literacy, including e-health literacy [23, 30-33, 36-39, 42, 44, 45]; 2 instruments focused on mental health [34, 35, 41]; and 2 focused on oral health literacy [40, 43]. Four instruments are the object of study of more than one publication: 3 publications are related to the HLS [23, 30, 36] and the Short Assessment of Health Literacy (SAHL) instruments [42, 44, 45]; 2 publications are related to the Newest Vital Sign (NVS) [32, 37]; and other 2 focused on the Mental Health Literacy Questionnaire (MHLq) [35, 41].…”