Andrew Petkus

Andrew Petkus

Assistant Professor Of Clinical Neurology
CHP 1540 Alcazar Health Sciences Campus Los Angeles

Increased perivascular space volume in white matter and basal ganglia is associated with cognition in Parkinson's Disease Brain Imaging Behav. 2023 Oct 19. . 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

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

PM25 associated with gray matter atrophy reflecting increased Alzheimers risk in older women. Neurology. 2020 11 18. . 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

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

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

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

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

Stability of Genetic and Environmental Contributions to Anxiety Symptoms in Older Adulthood Behav Genet. 2016 07; 46(4):492-505. . 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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