Functional Assessment of Cancer Therapy - Lung (FACT-L)
Name of Questionnaire
Functional Assessment of Cancer Therapy â€“ Lung, Version 4 (FACT-L v. 4)
FACT-G (core instrument) plus a Lung Cancer Subscale. Developer suggests that the FACT-L may also be useful for patients with lung diseases other than cancer.
David Cella, Ph.D.
Cost & availability
No charge for use of the English versions. Contact D Cella for permission.
Time to complete
Number of items
Domains & categories
Name of categories/domains
Physical, social/family, emotional, and functional well-being; lung cancer subscale (symptoms, cognitive function, regret of smoking)
Scaling of items
Five-point scale from 0 (not at all) to 4 (very much)
Subscale scores added to obtain total score. Alternative scoring includes the Trial Outcome Index (TOI), which is the sum of the Physical, Functional, and Lung Cancer Subscales. The TOI is reported to be an efficient and precise summary index of physical and functional outcomes.
Reported sensitivity to change in performance status over time1
Minimally important difference
2 points on the Lung Cancer Subscale1
Chinese (Mainland), Danish, Dutch, English, Finnish, French, German, Hungarian, Italian, Norwegian, Spanish, Swedish
Date of information