Links Between Inflammation, Mood, and Physical Function Among Older Adults With HIV. Derry, H. M, Johnston, C. D, Burchett, C. O, Brennan-Ing, M., Karpiak, S., Zhu, Y., Siegler, E. L, & Glesby, M. J The Journals of Gerontology: Series B, February, 2021.
Links Between Inflammation, Mood, and Physical Function Among Older Adults With HIV [link]Paper  doi  abstract   bibtex   
Abstract Objectives People living with human immunodeficiency virus (PLWH) treated with antiretrovirals have life spans similar to their HIV-negative peers. Yet, they experience elevated inflammation-related multimorbidity. Drawing on biopsychosocial determinants of health may inform interventions, but these links are understudied in older PLWH. We investigated cross-sectional relationships between psychosocial factors (mood, loneliness, and stigma), inflammatory markers, and age-related health outcomes among 143 PLWH aged 54–78 years. Method Participants provided blood samples for serum cytokine and C-reactive protein (CRP) analyses, completed surveys assessing psychosocial factors and health, and completed frailty assessments. Regression models tested relationships between key psychosocial-, inflammation, and age-related health variables, adjusting for relevant sociodemographic and clinical factors. Results Participants with more depressive symptoms had higher composite cytokine levels than those with fewer depressive symptoms (β = 0.22, t(126) = 2.71, p = .008). Those with higher cytokine levels were more likely to be prefrail or frail (adjusted odds ratio = 1.72, 95% confidence interval = 1.01–2.93) and reported worse physical function (β = −0.23, t(129) = −2.64, p = .009) and more cognitive complaints (β = −0.20, t(129) = −2.16, p = .03) than those with lower cytokine levels. CRP was not significantly related to these outcomes; 6-month fall history was not significantly related to inflammatory markers. Discussion Novel approaches are needed to manage comorbidities and maximize quality of life among older PLWH. Illustrating key expected biopsychosocial links, our findings highlight several factors (e.g., depressive symptoms, poorer physical function) that may share bidirectional relationships with chronic inflammation, a key factor driving morbidity. These links may be leveraged to modify factors that drive excessive health risk among older PLWH.
@article{derry_links_2021,
	title = {Links {Between} {Inflammation}, {Mood}, and {Physical} {Function} {Among} {Older} {Adults} {With} {HIV}},
	issn = {1079-5014, 1758-5368},
	url = {https://academic.oup.com/psychsocgerontology/advance-article/doi/10.1093/geronb/gbab027/6134450},
	doi = {10.1093/geronb/gbab027},
	abstract = {Abstract 
             
              Objectives 
              People living with human immunodeficiency virus (PLWH) treated with antiretrovirals have life spans similar to their HIV-negative peers. Yet, they experience elevated inflammation-related multimorbidity. Drawing on biopsychosocial determinants of health may inform interventions, but these links are understudied in older PLWH. We investigated cross-sectional relationships between psychosocial factors (mood, loneliness, and stigma), inflammatory markers, and age-related health outcomes among 143 PLWH aged 54–78 years. 
             
             
              Method 
              Participants provided blood samples for serum cytokine and C-reactive protein (CRP) analyses, completed surveys assessing psychosocial factors and health, and completed frailty assessments. Regression models tested relationships between key psychosocial-, inflammation, and age-related health variables, adjusting for relevant sociodemographic and clinical factors. 
             
             
              Results 
              Participants with more depressive symptoms had higher composite cytokine levels than those with fewer depressive symptoms (β = 0.22, t(126) = 2.71, p = .008). Those with higher cytokine levels were more likely to be prefrail or frail (adjusted odds ratio = 1.72, 95\% confidence interval = 1.01–2.93) and reported worse physical function (β = −0.23, t(129) = −2.64, p = .009) and more cognitive complaints (β = −0.20, t(129) = −2.16, p = .03) than those with lower cytokine levels. CRP was not significantly related to these outcomes; 6-month fall history was not significantly related to inflammatory markers. 
             
             
              Discussion 
              Novel approaches are needed to manage comorbidities and maximize quality of life among older PLWH. Illustrating key expected biopsychosocial links, our findings highlight several factors (e.g., depressive symptoms, poorer physical function) that may share bidirectional relationships with chronic inflammation, a key factor driving morbidity. These links may be leveraged to modify factors that drive excessive health risk among older PLWH.},
	language = {en},
	urldate = {2021-09-19},
	journal = {The Journals of Gerontology: Series B},
	author = {Derry, Heather M and Johnston, Carrie D and Burchett, Chelsie O and Brennan-Ing, Mark and Karpiak, Stephen and Zhu, Yuan-Shan and Siegler, Eugenia L and Glesby, Marshall J},
	editor = {Martire, Lynn},
	month = feb,
	year = {2021},
	pages = {gbab027},
}

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