Flu iiq

The flu-iiQTM measurement instrument

Extensive and systematic consultation with patients and physicians using concept mapping1
plus an extensive literature review were used to derive the following dimensions of the impact:

  1. Symptom intensity
    • respiratory symptoms (3 items)
    • systemic symptoms (7 items)
  2. Impact on daily activities (6 items)
  3. Impact on other people (4 items)
  4. Impact on emotions (5 items)


1 Rosas SR, Ridings JW. The use of concept mapping in measurement development and evaluation: Application and future directions. Evaluation and Program Planning. 60:1, 2017, p265-276