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Andrew Petkus

Associate Professor of Clinical Neurology

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Phone +1 323 442 8050
Email petkus@usc.edu
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Publications

  • 20-year depressive symptoms, dementia, and structural neuropathology in older women Alzheimers Dement. 2024 Apr 09. . View in PubMed
  • Increased perivascular space volume in white matter and basal ganglia is associated with cognition in Parkinson’s Disease Brain Imaging Behav. 2024 Feb; 18(1):57-65. . View in PubMed
  • Alzheimer’s Related Neurodegeneration Mediates Air Pollution Effects on Medial Temporal Lobe Atrophy medRxiv. 2023 Nov 29. . View in PubMed
  • Association between late-life air pollution exposure and medial temporal lobe atrophy in older women medRxiv. 2023 Nov 29. . View in PubMed
  • Longitudinal analyses indicate bidirectional associations between loneliness and health Aging Ment Health. 2023 Jun; 27(6):1217-1225. . View in PubMed
  • Physical activity intensity is associated with cognition and functional connectivity in Parkinson’s disease Parkinsonism Relat Disord. 2022 Nov; 104:7-14. . View in PubMed
  • Ambient air pollution exposure and increasing depressive symptoms in older women: The mediating role of the prefrontal cortex and insula Sci Total Environ. 2022 Jun 01; 823:153642. . View in PubMed
  • Air quality improvement and cognitive decline in community-dwelling older women in the United States: A longitudinal cohort study PLoS Med. 2022 02; 19(2):e1003893. . View in PubMed
  • Association of improved air quality with lower dementia risk in older women Proc Natl Acad Sci U S A. 2022 01 11; 119(2). . View in PubMed
  • Cognitive effects of theta frequency bilateral subthalamic nucleus stimulation in Parkinson’s disease: A pilot study Brain Stimul. 2021 Mar-Apr; 14(2):230-240. . View in PubMed
  • PM25 Associated With Gray Matter Atrophy Reflecting Increased Alzheimer Risk in Older Women. Neurology. 2021 Feb 22; 96(8):e1190-e1201. . View in PubMed
  • Outdoor air pollution exposure and inter-relation of global cognitive performance and emotional distress in older women Environ Pollut. 2021 Feb 15; 271:116282. . View in PubMed
  • Ambient Air Pollution and Long-Term Trajectories of Episodic Memory Decline among Older Women in the WHIMS-ECHO Cohort Environ Health Perspect. 2021 09; 129(9):97009. . View in PubMed
  • Cognitive Reserve, Alzheimer’s Neuropathology, and Risk of Dementia: A Systematic Review and Meta-Analysis Neuropsychol Rev. 2021 06; 31(2):233-250. . View in PubMed
  • Thalamic volume mediates associations between cardiorespiratory fitness (VO2max) and cognition in Parkinson’s disease Parkinsonism Relat Disord. 2021 05; 86:19-26. . View in PubMed
  • The importance of social support, engagement in leisure activities, and cognitive reserve in older adulthood Int Psychogeriatr. 2021 05; 33(5):433-435. . View in PubMed
  • Air Pollution and the Dynamic Association Between Depressive Symptoms and Memory in Oldest-Old Women J Am Geriatr Soc. 2021 02; 69(2):474-484. . View in PubMed
  • The Effects of Cardiorespiratory and Motor Skill Fitness on Intrinsic Functional Connectivity of Neural Networks in Individuals with Parkinson’s Disease Brain Plast. 2021; 7(2):77-95. . View in PubMed
  • Associations Between Air Pollution Exposure and Empirically Derived Profiles of Cognitive Performance in Older Women J Alzheimers Dis. 2021; 84(4):1691-1707. . View in PubMed
  • Cognition and motor learning in a Parkinson’s disease cohort: importance of recall in episodic memory Neuroreport. 2021 10 06; 32(14):1153-1160. . View in PubMed
  • Trajectories of Big Five Personality Traits: A Coordinated Analysis of 16 Longitudinal Samples Eur J Pers. 2020 May; 34(3):301-321. . View in PubMed
  • Neuroticism predicts fear of falling after hip fracture Int J Geriatr Psychiatry. 2020 05; 35(5):498-506. . View in PubMed
  • Mild cognitive impairment, psychiatric symptoms, and executive functioning in patients with Parkinson’s disease Int J Geriatr Psychiatry. 2020 04; 35(4):396-404. . View in PubMed
  • Exposure to fine particulate matter and temporal dynamics of episodic memory and depressive symptoms in older women Environ Int. 2020 02; 135:105196. . View in PubMed
  • Particulate matter and episodic memory decline mediated by early neuroanatomic biomarkers of Alzheimer’s disease Brain. 2020 01 01; 143(1):289-302. . View in PubMed
  • Particulate Air Pollutants and Trajectories of Depressive Symptoms in Older Women Am J Geriatr Psychiatry. 2019 10; 27(10):1083-1096. . View in PubMed
  • General and domain-specific cognitive reserve, mild cognitive impairment, and dementia risk in older women Alzheimers Dement (N Y). 2019; 5:118-128. . View in PubMed
  • Worse cognitive performance predicts increased anxiety and depressive symptoms in patients with Parkinson’s disease: A bidirectional analysis Neuropsychology. 2019 Jan; 33(1):35-46. . View in PubMed
  • Age Differences in Death and Suicidal Ideation in Anxious Primary Care Patients Clin Gerontol. 2018 Jul-Sep; 41(4):271-281. . View in PubMed
  • Integrated Exposure Therapy and Exercise Reduces Fear of Falling and Avoidance in Older Adults: A Randomized Pilot Study Am J Geriatr Psychiatry. 2018 08; 26(8):849-859. . View in PubMed
  • Childhood Trauma Is Associated With Poorer Cognitive Performance in Older Adults J Clin Psychiatry. 2018 Jan/Feb; 79(1). . View in PubMed
  • Gene-environment interplay in depressive symptoms: moderation by age, sex, and physical illness Psychol Med. 2017 Jul; 47(10):1836-1847. . View in PubMed
  • Temporal dynamics of cognitive performance and anxiety across older adulthood Psychol Aging. 2017 05; 32(3):278-292. . View in PubMed
  • Anxiety is associated with increased risk of dementia in older Swedish twins Alzheimers Dement. 2016 Apr; 12(4):399-406. . View in PubMed
  • Age moderates response to acceptance and commitment therapy vscognitive behavioral therapy for chronic pain. Int J Geriatr Psychiatry. 2016 Mar; 31(3):302-8. . View in PubMed
  • Fear of Falling after Hip Fracture: Prevalence, Course, and Relationship with One-Year Functional Recovery Am J Geriatr Psychiatry. 2016 12; 24(12):1228-1236. . View in PubMed
  • Stability of Genetic and Environmental Contributions to Anxiety Symptoms in Older Adulthood Behav Genet. 2016 07; 46(4):492-505. . View in PubMed
  • Activity, balance, learning, and exposure (ABLE): a new intervention for fear of falling Int J Geriatr Psychiatry. 2016 07; 31(7):791-8. . View in PubMed
  • A new measure of fear of falling: psychometric properties of the fear of falling questionnaire revised (FFQ-R) Int Psychogeriatr. 2015 Jul; 27(7):1121-33. . View in PubMed
  • Anxiety and cognitive impairment in homebound older adults Int J Geriatr Psychiatry. 2013 Sep; 28(9):989-90. . View in PubMed
  • Information processing bias and pharmacotherapy outcome in older adults with generalized anxiety disorder J Anxiety Disord. 2013 Aug; 27(6):592-7. . View in PubMed
  • Antidepressant medication augmented with cognitive-behavioral therapy for generalized anxiety disorder in older adults Am J Psychiatry. 2013 Jul; 170(7):782-9. . View in PubMed
  • Age differences in treatment response to a collaborative care intervention for anxiety disorders Br J Psychiatry. 2013 Jul; 203(1):65-72. . View in PubMed
  • Acceptance and Commitment Therapy with Older Adults: Rationale and Considerations Cogn Behav Pract. 2013 Feb; 20(1):47-56. . View in PubMed
  • History of sexual assault is associated with greater declines in executive functioning in older adults with APOE epsilon4 J Gerontol B Psychol Sci Soc Sci. 2012 Nov; 67(6):653-9. . View in PubMed
  • Thought suppression is associated with psychological distress in homebound older adults Depress Anxiety. 2012 Mar; 29(3):219-25. . View in PubMed
  • Six-month longitudinal patterns of mental health treatment utilization by older adults with depressive symptoms Psychiatr Serv. 2011 Nov; 62(11):1353-60. . View in PubMed
  • A randomized, controlled trial of acceptance and commitment therapy and cognitive-behavioral therapy for chronic pain Pain. 2011 Sep; 152(9):2098-2107. . View in PubMed
  • Acceptance and Commitment Therapy for generalized anxiety disorder in older adults: a preliminary report Behav Ther. 2011 Mar; 42(1):127-34. . View in PubMed
  • Behavioral health service utilization and preferences of older adults receiving home-based aging services Am J Geriatr Psychiatry. 2010 Jun; 18(6):491-501. . View in PubMed
  • Evaluation of the factor structure and psychometric properties of the Brief Symptom Inventory-18 with homebound older adults Int J Geriatr Psychiatry. 2010 Jun; 25(6):578-87. . View in PubMed
  • Trauma history is associated with psychological distress and somatic symptoms in homebound older adults Am J Geriatr Psychiatry. 2009 Sep; 17(9):810-8. . View in PubMed
  • Older adults are less accurate than younger adults at identifying symptoms of anxiety and depression J Nerv Ment Dis. 2009 Aug; 197(8):623-6. . View in PubMed
  • Behavioral health needs and problem recognition by older adults receiving home-based aging services Int J Geriatr Psychiatry. 2009 Apr; 24(4):400-8. . View in PubMed

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