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Table 1 Comparison of clinical and demographic characteristics by modified Mallampati classification (MMC)

From: Modified mallampati classification as a clinical predictor of peroral esophagogastroduodenoscopy tolerance

 

MMC class

 

Descriptor

Good view

(n = 77)

Poor view

(n = 123)

P value

Male gender

46.8

49.6

0.696

Mean age (years), mean ± SD

50.7 ± 17.5

48.2 ± 16.0

0.301

BMI (kg/m2), mean ± SD

22.7 ± 3.4

24.1 ± 3.9

0.010

Up to high school education

58.4

55.3

0.661

Smoker

20.8

31.7

0.092

Previous EGD experience

  

0.179

   No

31.1

38.2

 

   Good

40.3

27.6

 

   Poor

28.6

34.1

 

Pre-EGD anxiety

26.0

28.5

0.702

EGD diagnosis

  

0.155

   Normal

16.9

7.3

 

   GERD

66.2

68.3

 

   PUD

9.1

13.8

 

   Both (GERD + PUD)

7.8

10.6

 

Types of endoscope

  

0.239

   Q260 (9.2 mm)

59.7

51.2

 

   XQ260 + XQ240 (9.0 mm)

40.3

48.8

 
  1. Values reflect % unless otherwise noted. Good view: I + II; Poor view: III + IV; BMI, body mass index; EGD, esophagogastroduodenoscopy; GERD, gastroesophageal reflux disease; PUD, peptic ulcer disease.