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Table 4 BQ+ status within each study group by nocturnal GERD symptoms

From: Barrett’s esophagus and the risk of obstructive sleep apnea: a case–control study

  BE group (n = 54) EGD group (n = 62) COL group (n = 171)
  nGER+ (n = 34) nGER- (n = 20) nGER+ (n = 21) nGER-(n = 41) nGER+ (n = 26) nGER- (n = 145)
BQ+ (%) 23* (67.6) 7 (35.0) 10 (47.6) 16 (39.0) 15* (57.7) 49 (33.8)
  1. nGER, nocturnal gastroesophageal reflux symptoms (heartburn or regurgitation)
  2. * p = 0.02 by chi-square test comparing nocturnal GERD symptoms within study group