Loneliness and mental health during the COVID-19 pandemic in older breast cancer survivors and noncancer controls.

"Conflict of Interest Disclosures Brent J. Small reports institutional grant support from the National Institutes of Health outside the submitted work and service as a member of the National Institutes of Health Data Safety Monitoring Board. Asma A. Dilawari attended the Cardinal Health 2020 Advisor Board Oncology Committee. Kathleen M. Van Dyk reports a postdoctoral fellowship award from the American Cancer Society outside the submitted work. Heather S. L. Jim reports grants from the National Institutes of Health, the Department of Defense, the State of Florida, Kite Pharma, and Pfizer Inc; personal fees from Red Hill Biopharma and Janssen Scientific Affairs; personal fees and travel support from Merck all outside the submitted work; has a patent “Methods of Treating Cognitive Impairment” (no. 10806772), issued October 20, 2020; is a member of a data safety monitoring board or advisory board at Northwestern University; and is a member of the Society of Behavioral Medicine. Andrew J. Saykin reports grants from the National Institutes of Health (R01 AG068193, R01 CA129769, and P30 AG010133); service on a Bayer Oncology Advisory Committee; and other support from Avid Radiopharmaceuticals/Eli Lilly all outside the submitted work. Judith E. Carroll reports grants from the STOP Cancer Foundation and the National Institute of Aging outside the submitted work and is a member of the Psychoneuroimmunology Research Society. The other authors made no disclosures."

"Kelly E. Rentscher: Conceptualization, writing–original draft, and writing–review and editing. Xingtao Zhou: Data curation, formal analysis, and writing–review and editing. Brent J. Small: Conceptualization, data curation, formal analysis, and writing–review and editing. Harvey J. Cohen: Funding acquisition, conceptualization, and writing–review and editing. Asma A. Dilawari: Funding acquisition, conceptualization, investigation, and writing–review and editing. Sunita K. Patel: Conceptualization, investigation, and writing–review and editing. Traci N. Bethea: Conceptualization and writing–review and editing. Kathleen M. Van Dyk: Conceptualization and writing–review and editing. Zev M. Nakamura: Conceptualization and writing–review and editing. Jaeil Ahn: Conceptualization, data curation, formal analysis, and writing–review and editing. Wanting Zhai: Data curation and writing–review and editing. Tim A. Ahles: Funding acquisition, investigation, and writing–review and editing. Heather S. L. Jim: Funding acquisition, investigation, and writing–review and editing. Brenna C. McDonald: Funding acquisition, investigation, and writing–review and editing. Andrew J. Saykin: Funding acquisition, investigation, and writing–review and editing. James C. Root: Funding acquisition, investigation, and writing–review and editing. Deena M. A. Graham: Funding acquisition, investigation, and writing–review and editing. Judith E. Carroll: Conceptualization and writing–review and editing. Jeanne S. Mandelblatt: Funding acquisition, conceptualization, investigation, and writing–review and editing."