# Vote for your favorite equations

Vote for your favorite equations to guide the direction of future app enhancements. If your favorite equation is not shown in the list below, you can suggest it for inclusion in Neph^{+} version 2. After submitting your vote, please enter the name of your equation in the “comments” section.

## Voting directions

Browse through the equations in the left menu then drag and drop your favorites on the right. Press **Submit** when done.

# Vote for your favorite equations

Vote for your favorite equations to guide the direction of future app enhancements. If your favorite equation is not shown in the list below, you can suggest it for inclusion in Neph^{+} version 2. After submitting your vote, please enter the name of your equation in the “comments” section.

## Voting directions

Browse through the equations in the left menu then drag and drop your favorites on the right. Press **Submit** when done.

### Kidney Failure Risk

#### 8-Variable Kidney Failure Risk Equation

Predict 2- and 5-year ESRD risk

#### 4-Variable Kidney Failure Risk Equation

Predict 2- and 5-year ESRD risk

### eGFR

#### 4-Variable Modification of Diet in Renal Disease (MDRD)

Estimate GFR from serum creatinine

#### 6-Variable Modification of Diet in Renal Disease (MDRD)

Estimate GFR from serum creatinine

#### CKD-EPI Creatinine

Estimate GFR from serum creatinine

#### CKD-EPI Cystatin C

Estimate eGFR from serum Cystatin C

#### Creatinine Clearance: Based on 24-hour Urine

Calculate measured creatinine clearance from timed urine collection

#### Creatinine Clearance: Cockcroft-Gault Equation

Estimate creatinine clearance from serum creatinine

#### Mayo Quadratic

Estimate GFR from serum creatinine

#### Schwartz Bedside (2009)

Estimate GFR from serum creatinine in children

#### Schwartz Full Model (2009)

Estimate GFR from serum creatinine in children

### Fluids & Electrolytes

#### Calcium Correction for Hypoalbuminemia

Calculate serum calcium for hypoalbuminemia

#### Fractional Excretion of Potassium

Calculate fractional excretion of K

#### Fractional Excretion of Sodium

Calculate fractional excretion of Na

#### Henderson-Hasselbalch

Calculate serum pH from Henderson-Hasselbalch equation

#### Osmolal Gap

Calculate serum osmolal gap in patients with metabolic acidosis

#### Serum Anion Gap

Calculate serum anion gap

#### Sodium Correction in Hyperglycemia

Calculate serum sodium for hyperglycemia

#### Total Body Water by Watson

Estimate total body water

#### Transtubular Potassium Gradient

Calculate TTKG in hyperkalemic patients

#### Urine Anion Gap

Calculate urine anion gap in patients with metabolic acidosis

#### Water Deficit in Hypernatremia

Calculate water deficit in hypernatremic patients

#### Winter's Formula

Predict respiratory compensation in metabolic acidosis

**My favorite equations**

### Kidney Failure Risk

#### 8-Variable Kidney Failure Risk Equation

Predict 2- and 5-year ESRD risk

#### 4-Variable Kidney Failure Risk Equation

Predict 2- and 5-year ESRD risk

### eGFR

#### 4-Variable Modification of Diet in Renal Disease (MDRD)

Estimate GFR from serum creatinine

#### 6-Variable Modification of Diet in Renal Disease (MDRD)

Estimate GFR from serum creatinine

#### CKD-EPI Creatinine

Estimate GFR from serum creatinine

#### CKD-EPI Cystatin C

Estimate eGFR from serum Cystatin C

#### Creatinine Clearance: Based on 24-hour Urine

Calculate measured creatinine clearance from timed urine collection

#### Creatinine Clearance: Cockcroft-Gault Equation

Estimate creatinine clearance from serum creatinine

#### Mayo Quadratic

Estimate GFR from serum creatinine

#### Schwartz Bedside (2009)

Estimate GFR from serum creatinine in children

#### Schwartz Full Model (2009)

Estimate GFR from serum creatinine in children

### Fluids & Electrolytes

#### Calcium Correction for Hypoalbuminemia

Calculate serum calcium for hypoalbuminemia

#### Fractional Excretion of Potassium

Calculate fractional excretion of K

#### Fractional Excretion of Sodium

Calculate fractional excretion of Na

#### Henderson-Hasselbalch

Calculate serum pH from Henderson-Hasselbalch equation

#### Osmolal Gap

Calculate serum osmolal gap in patients with metabolic acidosis

#### Serum Anion Gap

Calculate serum anion gap

#### Sodium Correction in Hyperglycemia

Calculate serum sodium for hyperglycemia

#### Total Body Water by Watson

Estimate total body water

#### Transtubular Potassium Gradient

Calculate TTKG in hyperkalemic patients

#### Urine Anion Gap

Calculate urine anion gap in patients with metabolic acidosis

#### Water Deficit in Hypernatremia

Calculate water deficit in hypernatremic patients

#### Winter's Formula

Predict respiratory compensation in metabolic acidosis