Circle the one number that best indicates how that item applies to you. 0 (not fatigued at all) 10 (as fatigued as I could be)
1) Rate your level of fatigue on the day you felt most fatigued during the past week.
5) Rate how much in the past week fatigue interfered with your general level of activity.
Response: a 10-point scale with 0="not at all fatigued" and 10="as fatigued as I could be".
Number of Items
Mode of Administration
Reliability and Validity References
Hann, D.M., Jacobsen, P.B., Azzarello, L.M., Martin, S.C., Curran, S.L., Fields, K.K., Greenberg, H., Lyman, G. (1998). Measurement of fatigue in cancer patients: development and validation of the Fatigue Symptom Inventory. Quality of Life Research, 7(4), 301-10.
Hann, D.M., Denniston, M.M., Baker, F. (2000). Measurement of fatigue in cancer patients: further validation of the Fatigue Symptom Inventory. Quality of Life Research, 9(7), 847-54.
Example CAM Evaluation References
Cooley K, Szczurko O, Perri D, Mills EJ, Bernhardt B, Zhou Q, Seely D. (2009) Naturopathic care for anxiety: a randomized controlled trial. PLoS One, 4(8):e6628.
Target Age Group
Fatigue, particularly in cancer patients.
Time to Administer
Time Period Assessed
Current or past week
We have not found reference of translation of this measure into any other languages.