Furthermore, a significant trend was observed across quartiles in the adjusted models ( P for trend < 0.001), indicating a dose-response relationship between RC levels and DKD risk.
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Exploring the relationship between remnant cholesterol and diabetic kidney disease in Chinese type 2 diabetes patients.
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The sentences
The apparent differences in significance across strata are likely related to sample size and event distribution, and multiple subgroup comparisons may also yield nominally significant findings.