Associations between serum albumin and serious non-AIDS events among people living with HIV

Andreas Ronit, Camilla I Hatleberg, Lene Ryom, Fabrice Bonnet, Wafaa El-Sadr, Peter Reiss, Rainer Weber, Christian Pradier, Stephane De Wit, Matthew Law, Antonella d'Arminio Monforte, Jens Lundgren, Amanda Mocroft, Andrew N Phillips, Caroline A Sabin, D:A:D Study Group

3 Citationer (Scopus)

Abstract

Objective: Lower serum albumin (sAlb) has been associated with an increased risk of mortality and AIDS among people living with HIV and may be associated with the development of serious non-AIDS events (SNAEs). We evaluated the long-term association between sAlb and the risk of SNAEs. Design: Prospective multinational cohort study. Methods: D:A:D participants without SNAEs were followed from first routine sAlb value to the first of a new SNAE [cardiovascular disease (CVD), end-stage liver disease (ESLD), end-stage renal disease (ESRD), non-AIDS malignancy (NADM), death from non-AIDS cause], AIDS-death, 6 months after last visit or 1 February 2016. Poisson regression was used to determine associations between sAlb and a new SNAE, CVD, or NADM event, with adjustment for potential confounders. Models additionally tested whether the associations were modified by age, follow-up time, smoking status, CD4 and viral load. Results: Of 16 350 participants (71.8% male, median age 44 years), 1463 developed an SNAE (371 CVD, 200 ESLD, 40 ESRD, 553 NADM, 299 deaths from other non-AIDS causes) over 80 264 person-years. Increased sAlb was associated with a decreased risk of an SNAE [adjusted rate ratio per 5 g/l: SNAE 0.79 (95% confidence interval: 0.76, 0.83); CVD 0.87 (0.80, 0.94); NADM 0.88 (0.82, 0.95)]. The association did not appear to wane with additional years of follow-up (P-interaction = 0.79) but was stronger for current smokers than for never smokers (P-interaction <0.01). Conclusion: sAlb is a durable risk factor for SNAE. Future studies are needed to determine the mechanism underlying this association and to evaluate the value of sAlb in predictive tools.

OriginalsprogEngelsk
TidsskriftAIDS (London, England)
Vol/bind32
Udgave nummer13
Sider (fra-til)1837-1848
Antal sider12
ISSN0269-9370
DOI
StatusUdgivet - 2018

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