American Psychiatric Association. (2013). Diagnostic and Statistical Manual of Mental Health Disorders: DSM-5, 5th edn. Washington, DC: American Psychiatric Publishing.
Ayers, C. R. and Dozier, M. E. (2014). Predictors of hoarding severity in older adults with hoarding disorder. International Psychogeriatrics. Advance online publication. doi: 10.1017/S1041610214001677
Ayers, C. R., Saxena, S., Golshan, S. and Wetherell, J. L. (2010). Age of onset and clinical features of late life compulsive hoarding. International Journal of Geriatric Psychiatry, 25, 142–149.
Ayers, C. R., Schiehser, D., Lin, L. and Wetherell, J. L. (2012). Functional impairment in geriatric hoarding participants. Journal of Obsessive-Compulsive and Related Disorders, 1, 263–266.
Beck, J. G., Stanley, M. A. and Zebb, B. J. (1995). Psychometric properties of the penn state worry questionnaire in older adults. Journal of Clinical Geropsychology, 1, 33–42.
Dimauro, J., Tolin, D. F., Frost, R. O. and Steketee, G. (2013). Do people with hoarding disorder under-report their symptoms?
Journal of Obsessive-Compulsive and Related Disorders, 2, 130–136.
Drury, H., Ajmi, S., Fernández de la Cruz, L., Nordsletten, A. E. and Mataix-Cols, D. (2014). Caregiver burden, family accommodation, health, and well-being in relatives of individuals with hoarding disorder. Journal of Affective Disorders, 159, doi: http://dx.doi.org/10.1016/j.jad.2014.01.023.
Frost, R. and Hartl, T. (1996). A cognitive-behavioral model of compulsive hoarding. Behaviour Research and Therapy, 34, 341–350.
Frost, R. O., Hristova, V., Steketee, G. and Tolin, D. F. (2013). Activities of daily living scale in hoarding disorder. Journal of Obsessive-Compulsive and Related Disorders, 2, 85–90.
Frost, R. O., Pekareva-Kochergina, A. and Maxner, S. (2011). The effectiveness of a biblio- based support group for hoarding disorder. Behaviour Research and Therapy, 49, 628–634.
Frost, R. O., Ruby, D. and Shuer, L. J. (2012). The buried in treasures workshop: waitlist control trial of facilitated support groups for hoarding. Behaviour Research and Therapy, 50, 661–667.
Frost, R. O., Steketee, G. and Grisham, J. (2004). Measurement of compulsive hoarding: saving inventory-revised. Behavior Research and Therapy, 42, 1163–1182.
Frost, R. O., Steketee, G., Tolin, D. F. and Renaud, S. (2008). Development and validation of the clutter image rating. Journal of Psychopathology and Behavioral Assessment, 30, 193–203.
Gordon, O. M., Salkovskis, P. M. and Oldfield, V. B. (2013). Beliefs and experiences in hoarding. Journal of Anxiety Disorders, 27, 328–339.
Grisham, J., Frost, R. O., Steketee, G., Kim, H. J. and Hood, S. (2006). Age of onset in compulsive hoarding. Journal of Anxiety Disorders, 20, 675–686.
Grisham, J. R., Norberg, M. M., Williams, A. D., Certoma, S. P. and Kadib, R. (2010). Categorization and cognitive deficits in compulsive hoarding. Behaviour Research and Therapy, 48, 866–72.
Kabacoff, R. I., Segal, D. L., Hersen, M. and Van Hasselt, V. B. (1997). Psychometric properties and diagnostic utility of the beck anxiety inventory and the state-trait anxiety inventory with older adult psychiatric outpatients. Journal of Anxiety Disorders, 11, 33–47.
Kim, H., Steketee, G. and Frost, R. O. (2001). Hoarding by elderly people. Health and Social Work, 26, 176–184.
Nordsletten, A. E., Fernández de la Cruz, L., Billotti, D. and Mataix-Cols, D. (2013). Finders keepers: the features differentiating hoarding disorder from normative collecting. Comprehensive Psychiatry, 54, 229–37.
Nordsletten, A. E., Fernández de la Cruz, L. F., Pertusa, A., Reichenberg, A., Hatch, S. and Mataix-Cols, D. (2013). The structured interview for hoarding disorder (SIHD): development, usage, and further validation. Journal of Obsessive-Compulsive and Related Disorders, 2, 346–350.
Saxena, S., Brody, A. L., Maidment, K. M. and Baxter, L. R. (2007). Paroxetine treatment of compulsive hoarding. Journal of Psychiatric Research, 41, 481–487.
Segal, D. L., Coolidge, F. L., Cahill, B. S., O’Riley, A. A. (2008). Psychometric properties of the beck depression inventory-II (BDI-II) among community-dwelling older adults. Behavioral Modification, 32, 3–20.
StataCorp. (2013). Stata Statistical Software: Release 13. College Station, TX: StataCorp LP.
Steketee, G., Schmalisch, C. S., Dierberger, A., DeNobel, D. and Frost, R. O. (2012). Symptoms and history of hoarding in older adults. Journal of Obsessive– Compulsive and Related Disorders, 1, 1–7.
Tolin, D. F., Frost, R. O. and Steketee, G. (2010). A brief interview for assessing compulsive hoarding: the hoarding rating scale-interview. Psychiatry Research, 178, 147–52.
Zigmond, A. S. and Snaith, R. P. (1983). The hospital anxiety and depression scale. Acta Psychiatrica Scandinavica, 67, 361–370.