Classification | BMI (kg/m2) |
Under weight | <18.5 |
Normal weight | 18.5 - 24.9 |
Over weight | 25.0 - 29.9 |
Mild or Class I | 30.0 - 34.9 |
Moderate or Class II | 35.0 - 39.9 |
Severe of Class III | ≥40.0 |