Pediatrics WHO defines moderate malnutrition as: A Weight-for-age between -3 and -2 z-scores below the median of the WHO child growth standards. B Weight-for-age between -1 and -2 z-scores below the median of the WHO child growth standards. C Weight-for-age between -3 and -4 z-scores below the median of the WHO child growth standards. D Weight-for-age < -3 z-scores below the median of the WHO child growth standards. 💡 Explanation WHO defines moderate malnutrition as: ✓ Correct Answer: A. Weight-for-age between -3 and -2 z-scores below the median of the WHO child growth standards.