Growth parameters | Mild malnutrition | Moderate malnutrition | Severe malnutrition |
Weight-for-length z-score* | -1 to -1.9 | -2 to -2.9 | ≤3 |
Mid-upper arm circumference z-score | -1 to -1.9 | -2 to -2.9 | ≤3 |
Mid-upper arm circumference[2] | NA | <125 mm | <120 mm |
Decline in weight-for-length z-score | ≥1 | ≥2 | ≥3 |