The MDRD Study Equation is a mathematical formula used to estimate the glomerular filtration rate (GFR), which is a key indicator of kidney function. It incorporates variables such as serum creatinine, age, sex, and race to provide a more accurate assessment of kidney health than serum creatinine alone.

MDRD Study Equation

A mathematical formula is a concise way of expressing information symbolically, as in a mathematical or chemical equation. It serves as a tool for solving problems by providing a method to calculate unknown values based on known variables and constants.

Mathematical Formula

Glomerular Filtration Rate (GFR) is a critical measure of kidney function that quantifies how well the kidneys filter blood, typically expressed in milliliters per minute. It is used to assess kidney health, diagnose kidney disease, and guide treatment decisions, with lower rates indicating impaired kidney function.

Glomerular Filtration Rate

Key indicator of kidney function

Variables are symbolic names associated with values and are used to store and manipulate data in programming and mathematical contexts. They allow for dynamic data handling and can be of different types, such as integers, strings, or objects, depending on the context and language used.

Variables

Serum creatinine is a waste product in the blood that comes from muscle activity and is an important indicator of kidney function. Elevated levels can suggest impaired kidney function or kidney disease, making it a critical parameter in diagnosing and monitoring renal health.

Serum Creatinine

Age is a measure of the time a person or object has existed, influencing biological, psychological, and social dimensions of life. It impacts identity, opportunities, and societal roles, and is often used to categorize stages of development and aging processes.

Race is a socially constructed category used to group people based on physical characteristics such as skin color, but it has no biological basis. It plays a significant role in shaping social dynamics, influencing identity, and perpetuating systemic inequalities.

Concepts

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