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Table 3 Cognitive problems with responding to IPAQ identified during the cognitive interviews (n = 41)

From: What do IPAQ questions mean to older adults? Lessons from cognitive interviews

Themes

Activities most affected

Problems with understanding

 

Reporting activities of a "normal" or "average" week

VPA, MPA, walking

Confusion with usual and on one of those days being used together

VPA, MPA, walking

Including activities that lasted <10 minutes per session

VPA, MPA, walking

Problems with performing the primary task

 

Not understanding what activities fit within the scope of a question*

VPA, MPA, walking, sitting

Reporting the same activities for more than one activity domain*

VPA, MPA, walking

Including the total time of an activity for which only a part of that time was at the intensity specified in the question

VPA, MPA, walking

Difficulty with determining frequency**

VPA, MPA, walking

Difficulty with determining duration**

VPA, MPA, walking, sitting

Problems with response formatting

 

Confusion with how to use open-ended response format

VPA, MPA, walking, sitting

  1. *See Table 2 for the activities reported for each activity type.
  2. **See Table 4 for the strategies used to make the estimate.