Question: how to calculate ibw formula?
Answer: Males: IBW = 50 kg + 2.3 kg for each inch over 5 feet. Females: IBW = 45.5 kg + 2.3 kg for each inch over 5 feet. The IBW and ABW are used to calculate medication dosages when the patient is obese. This formula only applies to persons 60 inches (152 cm) or taller.