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Serum uric acid level is associated with the development of microalbuminuria in Korean men

Chang-Mo Oh1, Sung Keun Park, Jae-Hong Ryoo

  • 1Cancer Registration & Statistics Branch, National Cancer Control Institute, National Cancer Center, Goyang, Korea; Departments of Preventive Medicine, School of Medicine, Kyung Hee University, Seoul, Korea.

European Journal of Clinical Investigation
|October 12, 2013
PubMed
Abstract

Insights

Elevated serum uric acid (UA) is a significant risk factor for developing microalbuminuria in Korean men. This prospective study found a clear link between higher UA levels and increased risk of kidney function decline.

Area of Science:

  • Nephrology
  • Cardiovascular Health
  • Metabolic Disease

Background:

  • Elevated serum uric acid (UA) is linked to hypertension, diabetes, and cardiovascular disease.
  • The association between high UA and impaired renal function, specifically microalbuminuria, requires further investigation.
  • This study explores the causal relationship between baseline serum UA and incident microalbuminuria.

Purpose of the Study:

  • To investigate the temporal relationship between elevated serum uric acid (UA) and the development of microalbuminuria.
  • To determine if baseline serum UA is an independent risk factor for microalbuminuria in Korean men.

Main Methods:

  • Prospective cohort study of 1743 healthy Korean men from 2005 to 2010.
  • Microalbuminuria defined as urine albumin-creatinine ratio (UACR) between 30-300 μg/mg.
  • Cox proportional hazards model used to analyze the association between serum UA levels and incident microalbuminuria.

Main Results:

  • 96 incident cases of microalbuminuria observed over 5884.6 person-years.
  • Higher tertiles of serum UA levels were associated with significantly increased risk of microalbuminuria.
  • Hazard ratios for incident microalbuminuria were 1.52 (95% CI: 0.86-2.70) for the second tertile and 2.27 (95% CI: 1.30-3.98) for the third tertile (P for trend = 0.005).

Conclusions:

  • Elevated serum uric acid (UA) is an independent risk factor for the development of microalbuminuria.
  • Findings suggest that monitoring and managing serum UA levels may be important for preventing kidney damage.
  • This study highlights the role of hyperuricemia in the progression of renal dysfunction.
Keywords:
Albuminuriacohort studiesmicroalbuminuriauric acidurine albumin-creatinine ratio

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