Codes and Frequencies
Respondents were asked whether they had difficulty remembering, concentrating, or both.
In 2010, this item was collected for sample adults who completed the Quality of Life supplement (administered to approximately a quarter of sample adults). In 2011-2017, this item was collected for sample adults who completed the Adult Functioning and Disability supplement (administered to a subset of sample adults). Beginning in 2018, this item was included on the sample adult questionnaire.
- 2010: One quarter of sample adults, included in quality of life supplement (and excluded from family disability supplement), who have some difficulty, a lot of difficulty, or are unable to remember or concentrate (or for whom this was unknown).
- 2012-2017: Sample adults 18+ who were asked the family disability questions, were selected to received the Functioning and Disability questions, and had some or a lot of difficulty or were unable to remember or concentrate/refused to answer or didn't know if they had difficulty remembering/concentrating.
- 2018: Sample adults aged 18 and older.