4.4 Different BMI classifications for some population groups
In 2004, new BMI categories were stated for many Asian populations as additional trigger points for public health action (see Table 2) with:
- 23 kg/m2or higher representing increased risk
- 27.5 kg/m2 or higher representing high risk.
| Category | BMI (kg/m2) |
|---|---|
| Underweight | less than 18.5 |
| Increasing but acceptable risk | 18.5 to 23 |
| Increased risk | 23 to 27.5 |
| High risk | 27.5 or higher |
(Source: WHO, 2004)