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Table 4 Association between patients' clinical and demographic characteristics and a change in vital signs

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

  A change in vital signs (≥20%)  
Descriptor No
(n = 74)
Yes
(n = 126)
P value
MMC class, poor view 51.4 67.5 0.024
Male gender 50.0 47.6 0.745
Mean age (years), mean ± SD 52.2 ± 17.2 47.4 ± 16.0 0.050
BMI (kg/m2), mean ± SD 23.8 ± 4.1 23.5 ± 3.6 0.578
Up to high school education 58.1 55.6 0.725
Smoker 77.0 69.8 0.272
Previous EGD experience    0.469
   No 36.5 34.9  
   Good 36.5 30.2  
   Poor 27.0 34.9  
Pre-EGD anxiety 31.1 25.4 0.385
EGD diagnosis    0.203
   Normal 13.5 9.5  
   GERD 64.9 69.0  
   PUD 16.2 9.5  
   Both (GERD + PUD) 5.4 11.9  
Types of endoscope    0.623
   Q260 (9.2 mm) 56.8 53.2  
   XQ260 + XQ240 (9.0 mm) 43.2 46.8  
  1. Values reflect % unless otherwise noted. MMC, modified Mallampati classification; Good view: I + II; BMI, body mass index; EGD, esophagogastroduodenoscopy; GERD, gastroesophageal reflux disease; PUD, peptic ulcer disease.