Table 3

Acid reflux parameters in relation to endoscopic grading of mucosal breaks

Number of patients% time
pH <4
Number of
reflux episodes
Normal406.7  (1.0)59.5  (12.8)
Grade
 A509.3 (1.3)106.9 (12.8)
 B5013.7 (2.1)138.3 (20.0)
 C911.7 (3.0)135.8 (29.4)
 D1019.1 (6.6)163.0 (41.7)
 C + D1915.6 (3.8)150.1 (25.5)
  • Results expressed as mean (SEM).

  • Normal versus grade A, B, C, D, p=0.0007; normal + grade A versus grade B, C, D, p=0.003; normal + A, B versus grade C, D, p=0.01.