A Prospective Cohort Study on the Respiratory Effect on Modified Mallampati Scoring

Table 1

Summary of variables that affect the Mallampati score.

Variables affecting Mallampati scores	Change in Mallampati scoring
Patient positioning (supine vs. sitting)	Supine: increases and sitting: decreases [10]
Tongue protrusion	Increases [11]
Phonation	Decreases [12]
Obstructive sleep apnea	Increases [13]
Evaluator differences	Increases or decreases [14]