Evidence map›Paper›PMID 42656410›Full record

ArticleFrontiers in aging neuroscience2026

Joint effects of leukocyte-albumin ratio and hypertension are associated with multidimensional cognitive decline and Alzheimer's disease risk in older adults: evidence from NHANES and a clinical AD validation cohort.

Pan Gao, Yiming Chu, Mingjun Geng, Nannan Tian, Diandian Chen, Yingli Si, Heyang Liu, Peichang Wang, Jingrong Cao

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Article in Frontiers in aging neuroscience, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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4 · The record

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5 · Who and what money

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9 authors.

Pan Gao *Department of Clinical Laboratory, Xuanwu Hospital, Capital Medical University, Beijing, China.
Yiming Chu *Department of Clinical Laboratory, Xuanwu Hospital, Capital Medical University, Beijing, China.
Mingjun GengDepartment of Clinical Laboratory, Xiongan Xuanwu Hospital, Xiongan New Area, Hebei, China.
Nannan TianDepartment of Clinical Laboratory, Xiongan Xuanwu Hospital, Xiongan New Area, Hebei, China.
Diandian ChenDepartment of Clinical Laboratory, Xuanwu Hospital, Capital Medical University, Beijing, China.
Yingli SiDepartment of Clinical Laboratory, Xiongan Xuanwu Hospital, Xiongan New Area, Hebei, China.
Heyang LiuDepartment of Clinical Laboratory, Xiongan Xuanwu Hospital, Xiongan New Area, Hebei, China.
Peichang WangDepartment of Clinical Laboratory, Xuanwu Hospital, Capital Medical University, Beijing, China.
Jingrong CaoDepartment of Clinical Laboratory, Xuanwu Hospital, Capital Medical University, Beijing, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Alzheimer's disease (AD) pathogenesis involves complex interactions between neuroinflammation and vascular dysfunction. While leukocyte-albumin ratio (LAR) and hypertension are independently linked to cognitive decline, their joint associations with multidimensional cognitive impairment and AD risk remain understudied. Methods: We analyzed two cohorts: 1,300 adults (≥ 60 years) from NHANES 2011-2014, and a clinical cohort (50 AD patients + 125 age-/gender-matched controls). LAR was calculated, hypertension was defined as per JNC7 criteria, and cognitive function was assessed via AD-sensitive tests standardized to Results: In the NHANES cohort, LAR was significantly correlated with DSST performance; participants with co-occurring high LAR + hypertension had lower scores across three cognitive domains, with age- (65-74 years) and sex-specific patterns and a 2.17-fold higher all-cause mortality risk. In the validation cohort, AD patients had higher LAR, with the highest LAR quartile linked to a 3.92-fold increased AD risk ( Conclusion: Our findings support an association between LAR, hypertension, and cognitive decline. Elevated LAR in conjunction with hypertension is associated with poorer cognitive performance across multiple domains in older adults, as observed in both the NHANES and a clinical AD cohort. As a low-cost, easily measurable biomarker, LAR may hold promise for early AD risk stratification in primary care, highlighting a potential target for combined anti-inflammatory and antihypertensive interventions. However, its modest discriminative ability (AUC = 0.61) indicates that LAR should not be used as a standalone diagnostic tool. Prospective longitudinal studies are warranted to validate these associations.

Indexed as

Alzheimer’s diseasebiomarkercognitive impairmenthypertensionjoint effectsleukocyte-albumin ratioNHANES cohortvalidation cohort

Identifiers

PMID42656410
PMCPMC13506719

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