B. For all persons in the household
Do you have any difficulty with the following activities?
Q11. Seeing
[] 1. No difficulty
[] 2. Yes, some difficulty
[] 3. Yes, a lot of difficulty
[] 4. Cannot do at all
Questions Q11, Q12, Q13, Q14, Q15, Q16: Do you have the following difficulties?
The purpose of the question is to know the difficulties in seeing, hearing, walking or moving, remembering or concentrating, self-caring, speaking, and communicating in the daily life of the household members (except in the case of injury that prevents movement from time to time).
The data collection is divided according to categories of disabilities as follows:
Q11: Visual disabilities:
Refers to people with abnormalities or difficulty seeing, even if they wear glasses, they still cannot see clearly, such as those who are blind in one or both eyes or people with blurred vision (people with abnormal vision). These people will need to use special equipment, such as wearing glasses regularly (excluding people who temporarily wear glasses for reading).