Each of the following areas is scored according to the scale below.
Epiglottis, False Cords and Arytenoids
Posterior Commissure and Piriform Recess
Calculating the SGI
The SGI is calculated by adding the score of each of the five areas. The score can range from 0-22.
View Scoring Sheet
2. False Cords
4. Piriform Recess
5. Posterior Commissure
Severity Based on the SGI
The severity of upper airway irritation can range from normal to severe, depending on the total SGI score.
- Normal: 0 - 4
- Mild: 5 - 9
- Moderate: 10 - 16
- Severe: 17 - 22