Table 1

Reflux parameters and lower oesophageal sphinter (LOS) characteristics in patients with and without intestinal metaplasia (IM) at the oesophagogastric junction

IM + (n=18) IM − (n=22) OR (95% CI)
% time pH <4
 Preprandial period (%)1.75 (0.46)1.15 (0.22)1.33 (0.84–2.10)
 Postprandial period (%)4.38 (0.99)1.90 (0.34)1.42 (1.03–1.95)
End expiratory LOS pressure
 Preprandial period (kPa)1.10 (0.09)1.18 (0.14)0.76 (0.24–2.48)
 Postprandial period (kPa)0.94 (0.09)1.09 (0.13)0.55 (0.14–2.10)
  • Data are mean (SEM) with odds ratios (OR) and 95% confidence interval (CI).