Table 2

Motor functions in patients with non-ulcer dyspepsia (NUD) and asymptomatic controls with and without Helicobacter pylori infection

NUD/H pylori negative (n=12) NUD/H pylori positive (n=5) Controls/H pylori negative (n=8) Controls/H pylori positive (n=8)
Gastric emptying (% retained in stomach) at 2 hours62 (5)70 (18)46 (8)57 (5)
Gastric emptying (% retained in stomach) at 4 hours29 (15)3-150 10 (4)14 (6)16 (6)
Initial gastric meal distribution (% in proximal stomach)71 (5)76 (3)80 (3)76 (4)
Orocaecal transit (% colonic filling at 6 hours)17 (7) 40 (3)43 (9)24 (6)
Fasting gastric tone (ml)210 (32)185 (35)145 (17)178 (20)
Compliance (ml/mm Hg)60 (5)71 (9)79 (10)67 (8)
Accommodation (% volume change from fasting)75 (22) 69 (18) 218 (21)84 (27)
Postprandial volume change (ml)129 (32) 133 (48) 310 (42)124 (40)
Barostat index (BI/h) premeal8.96 (0.6)9.07 (0.4)9.59 (0.4)9.59 (0.4)
Barostat index (BI/h) postmeal9.19 (0.5)9.48 (0.6)7.22 (0.98)9.35 (0.4)
Barostat index ratio–postmeal:premeal1.1 (0.6)§ 1.05 (0.07)0.75 (0.1)0.98 (1)
Pancreatic polypeptide (pg/ml): abnormal response1/121/50/81/8
  • Results are expressed as mean (SEM).

  • 3-150 p=0.015 v NUD/H pylori positive; p=0.04 vNUD/H pylori positive; p<0.01v controls/H pylori negative; §p=0.04 vcontrols/H pylori negative.