Body Mass Index (BMI):
Weight in kilograms / (height in metres squared) = BMI
Desirable: between 20 and 25;
Overweight: between 25 and 30;
Obese: 30 or above.
Body Surface Area (BSA):
The square root of: ((height in centimetres * weight in kilograms) / 3600) = BSA
(This is the Mosteller formula. Note that there are a number of formulas.)
Left Ventricle Mass Index (LVMI):
LV mass in grams / BSA = LVMI.