Body Mass Index (WHO Classification)
Body weight relative to height. WHO classification for adults. Does not account for muscle mass.
Reference: WHO Technical Report Series 894. 2000
Medical Disclaimer: This calculator is a clinical decision support tool for qualified healthcare professionals. It does not replace clinical judgement. Always interpret results in the full clinical context. Reference: WHO Technical Report Series 894. 2000.
More Biochemistry Calculators
Adjusts total calcium for hypoalbuminaemia. Total calcium is falsely low when albumin is low.
Difference between measured and calculated osmolality. Gap > 10 mOsm/kg suggests toxic alcohols, ketones, or renal failure.
Calculates ideal and adjusted body weight for drug dosing, particularly in obese patients where actual weight overestimates volume of distribution.
Calculates the bicarbonate deficit in metabolic acidosis to guide sodium bicarbonate replacement dose.