Association between cotinine-verified smoking status and moderately increased albuminuria in the middle-aged and older population in Korea: A nationwide population-based study.

PLoS One · 2021 · PMC7875375 · PMID 33566809

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an increasing trendno p-value reported

As the urine cotinine level increased from Q1 to Q4, the urine microalbumin level did not show an increasing trend (P for trend = 0.35).

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