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Table 3 Frequencies of each characteristic in cases with sporadic air blobs and cases with air column in whole esophagus

From: Air column in esophagus and symptoms of gastroesophageal reflux disease

characteristics Chronic coughs %** Smoking % History of omeprazole % Hiatal hernia % Heartburn % Epigastric pain % Regurgitation % History of pregnancy (in women) %
The presence of air column whole the esophagus (not necessarily ED in whole) -* 61.1% 34.3% 25% 13.9% 38.9% 36.1% 52.8% 72.2%
  + 85.7% 42.9% 28.6% 0% 85.7% 57.1% 85.7% 40%
  P-value 0.391 0.686 1 0.572 0.038 0.407 0.209 1
  1. *- shows cases with sporadic air blobs and + shows cases with air column in whole esophagus.
  2. ** Percent of patients who presented symptom (positive symptom).