Simplified Airway Risk Index
Calculation

Simplified Airway Risk Index

Section Title: Calculation
Table Section Text: None

Parameter	0 points	1 point	2 points

1	Mouth opening	> 4 cm	<4 cm

2	Thyromental Distance	>6.5 cm	6 to 6.5 cm	<6 cm

3	Mallampati	I or II	III	IV

4	Neck movement	> 90°	80 to 90°	< 80°

5	Underbite	Can protrude jaw	Cannot protrude jaw

6	Body weight	< 90 kg	90 to 110 kg	> 110 kg

7	Previous intubation history	No difficulty	Unsure or Unknown	Known difficulty

Score ≥ 4 - Predictor of difficult intubation

Sentence(s)

Mallampati score: I and II results in 0 points whereas III is given 1 point and IV is given 2 points.

final_sentence: Mallampati score: I and II results in 0 points whereas III is given 1 point and IV is given 2 points.