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Table 1 Alternative definitions of renal hyperfiltration based on different adjustment variables in multiple linear regression

From: Central obesity associates with renal hyperfiltration in the non-diabetic general population: a cross-sectional study

RHF definition

Dependent variable

Independent variables

Definition of dichotomous RHF variable

RHFHeight

Logarithm of absolute GFR (in mL/min)

Sex and logarithms of height and age

Residual > 90th percentile

RHFWeight/height

Logarithm of absolute GFR (in mL/min)

Sex and logarithms of weight, height and age

Residual > 90th percentile

  1. In both definitions, renal hyperfiltration was defined as residual > 90th percentile in multiple linear regression analysis with the independent variables listed above
  2. RHF Renal hyperfiltration, GFR Glomerular filtration rate
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BMC Nephrology

ISSN: 1471-2369

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