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. 2022 Apr 5;20(2):2652. doi: 10.18549/PharmPract.2022.2.2652

Table B.

Basic calculations

Date
Weight (kg)
Height (cm)
https://www.feettometres.com/
BMI
[Weight (kg) / Height (m)^2]
https://www.nhlbi.nih.gov/health/educational/lose_wt/BMI/bmi-m.htm
BMI Categories:
Underweight = <18.5
Normal weight = 18.5–24.9
Overweight = 25–29.9
Obesity = BMI of 30 or greate r
IBW
https://www.mdcalc.com/ideal-body-weight-adjusted-body-weight
This formula is only an approximation, and is generally only applicable for people ≥152.4 cm tall. For patients under 152.4 cm, one commonly-used modification is to subtract 1 kg for each 2.54 cm below 152.4 cm.
Renal impairement (eGFR)
https://www.kidney.org/professionals/kdoqi/gfr_calculator
eGFR: 90–120 mL/minute/1.73 m2