Figure 2. Mean Content Validity Index score per item. Fifty questions were excluded from the questionnaire, as follows: Personal and sociodemographic data (Block 1) - 1 question; Housing (Block 2) – 1 question; General habits (Block 3) – 5 questions; Mental health (Block 6) – 39 questions; WHOQOL-OLD (Block 7) – 4 questions (sections 1, 2, 3, 6 and 7 respectively).

CVI: Content Validity Index.