top of page
Gotham__Org Gotham White.png

Functional Assessment of Cancer Therapy - Cognitive Function

For patients with Cognitive function issues



Below are the details for the FACT-Cog measure:


Functional Assessment of Cancer Therapy - Cognitive Function (FACT-Cog)






Cancer patients 18 years and older with chemotherapy-induced cognitive problems


Past 7 days


5 point Likert-type scale


Paper and electronic


Self-administration and interview when applicable


Perceived Cognitive Impairments, Impact of Perceived Cognitive Impairments on QoL, Comments from Others, Perceived Cognitive Abilities


10-15 minutes


Manual scoring template, some items are reverse scored. Subscale scores and primary scores possible.


Language Availability

Available translations of the FACT-Cog can be obtained by registering for permission. Users are not permitted to translate the FACT-Cog without permission from Permission from to translate the FACT-Cog may also be contingent upon timeline expectations and availability of FACIT staff. Translations must undergo a rigorous methodology under the guidance of which includes multiple translators, QA steps and cognitive interviews with patients. For commercial use, FACITtrans is the approved translation vendor to translate the FACIT measurement system.

Please contact us for more information.

Language Availability


Licensing fees are assessed on a per trial/per measure basis for commercial use. There is no fee for use of the English version, but a license should be obtained.

Non-commercial use is assessed on a case-by-case basis. Licensing fees are typically not applied to investigator-initiated research, students, or clinical use.

To license an available version of this measure for commercial or non-commercial use, please complete our registration form. All of the information provided in the form will be kept strictly confidential. For questions, please contact us.

Selected References

Selected References

Cheung, Y., Shwe, M., Chui, W., Chay, W., Ang, S., Dent, R., Yap, Y., Lo, S., Ng, R., & Chan, A.  Effects of Chemotherapy and Psychosocial Distress on Perceived Cognitive Disturbances in Asian Breast Cancer Patients. The Annals of Pharmacotherapy 2012; 46: 1645-1655. doi: 10.1345/aph.1R408.

Hajj A, Salameh P, Khoury R, Hachem R, Sacre H, Chahine G, Kattan J, Rabbaa Khabbaz L. Psychometric properties of the 37-item Functional Assessment of Cancer Therapy-Cognitive Function (FACT-Cog) scale. Future Oncol. 2022 Oct;18(33):3741-3753. doi: 10.2217/fon-2022-0438. Epub 2022 Nov 8. PMID: 36345984.

Hajj A, Khoury R, Hachem R, Awad A, Hallit S, Sacre H, Nasr F, Karak FE, Chahine G, Kattan J, Khabbaz LR. Clinical and genetic factors associated with self-reported cognitive deficits in women with breast cancer: the "CAGE-Cog" study. BMC Cancer. 2022 Sep 19;22(1):996. doi: 10.1186/s12885-022-10077-6. PMID: 36123640; PMCID: PMC9487123.

Jacobs, S., Jacobsen, P., Booth-Jones, am., Wagner, L., & Anasetti, C.  Evaluation of the Functional Assessment of Cancer Therapy Cognitive Scale with Hematopoetic Stem Cell Transplant Patients. Journal of Pain and Symptom Management 2007; 33(1): 13-23. doi: 10.1016/j.jpainsymman.2006.06.011.

Joly, F., Lange, M., Rigal, O., Correia, H., Giffard, B., Beaumont, J., Clisant, S., & Wagner, L.  French version of the Functional Assessment of Cancer Therapy–Cognitive Function (FACT-Cog) version 3. Support Care Cancer 2012; 20: 3297–3305. doi: 10.1007/s00520-012-1439-2.

Oliveira, A.F., Santos, I.M., Fernandes, S. et al. Validation study of the Functional Assessment of Cancer Therapy-Cognitive Function-Version 3 for the Portuguese population. BMC Psychol 10, 305 (2022).

Park, J., Bae, S., Jung, Y. S., & Jung. Y. M.  The psychometric properties of the Korean version of the functional assessment of cancer therapy-cognitive (FACT-Cog) in Korean patients with breast cancer. Support Care Cancer 2015; 23(9): 2695-2703. doi: 10.1007/s00520-015-2632-x.  

Vardy, J., Wong, K., Yi. Q., Park, A., Maruff, P., Wagner, L., & Tannock, I. Assessing cognitive function in cancer patients. Support Care Cancer 2006; 14: 1111–1118. doi: 10.1007/s00520-006-0037-6.

Wagner, L., Sweet, J., Butt, Z., Lai, J.-S., & Cella, D. Measuring patient self-reported cognitive function: development of the functional assessment of cancer therapy–cognitive function instrument. Journal of Supportive Oncology 2009; 7(6): W32-W39.      

Bonomi, A.E., Cella, D.D., Hahn, E.A., Bjordal, K., Sperner, B., Gangeri, L., Bergman, B., Willems, J., Hanquet, P., & Zittoun, R. Multilingual translation of the Functional Assessment of Cancer Therapy (FACT) quality of life measurement system. Quality of Life Research 1996; 5: 309-320.

Eremenco, S., Arnold, B., Cella, D. A comprehensive method for the translation and cross-cultural validation of health status questionnaires. Evaluation & the Health Professions 2005; 28(2): 212-232.

Webster K., Cella D., Yost K. The Functional Assessment of Chronic Illness Therapy (FACIT) measurement system: Properties applications, and interpretation. Health and Quality of Life Outcomes 2003; 1(1): 79-85.

Yost K.J., Eton D.T. Combining distribution- and anchor-based approaches to determine minimally important differences: The FACIT experience. Evaluation & the Health Professions 2005; 28(2): 172-191.

Related Measures

Related Measures


Functional Assessment of Chronic Illness Therapy – Fatigue Scale


Functional Assessment of Cancer Therapy – General


Functional Assessment of Cancer Therapy - Endocrine Symptoms

bottom of page