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 hours | 62 (5) | 70 (18) | 46 (8) | 57 (5) |
Gastric emptying (% retained in stomach) at 4 hours | 29 (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) premeal | 8.96 (0.6) | 9.07 (0.4) | 9.59 (0.4) | 9.59 (0.4) |
Barostat index (BI/h) postmeal | 9.19 (0.5) | 9.48 (0.6) | 7.22 (0.98) | 9.35 (0.4) |
Barostat index ratio–postmeal:premeal | 1.1 (0.6)§ | 1.05 (0.07) | 0.75 (0.1) | 0.98 (1) |
Pancreatic polypeptide (pg/ml): abnormal response | 1/12 | 1/5 | 0/8 | 1/8 |
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.