# Total Body Weight (TBW) Deficit Calculation

TBW Deficit Calculator is used to calculate the total body weight in terms of litres. Enter sodium in mmol/L and weight to get the calculated result.

## Total Body Weight (TBW) Deficit Calculator

TBW Deficit Calculator is used to calculate the total body weight in terms of litres. Enter sodium in mmol/L and weight to get the calculated result.

Code to add this calci to your website

#### Formula:

Body Water Deficit (in liters) = ( 0.6 * Wt * [(Na/140) - 1] )
Where,
Wt = current weight in kg
Na = measured serum Na in mmol/L
(Assumes Total Body Water is 60% of current body weight; may be less in female or cachectic patients)
TBW deficit to calculate weight is made easier. Free Online Engineering Calculator .

**Note :**This statistics calculator is presented for your own personal use and is to be used as a guide only. Medical and other decisions should NOT be based on the results of this calculator. Although this calculator has been tested, we cannot guarantee the accuracy of its calculations or results.