Table 1

The effect of each meal on colonic pressure activity and on the duration of response

FatCarbohydrate
ControlFirst hourSecond hourThird hourControlFirst hour Second hourThird hour
No of waves/hour107  (36)147  (29)126  (26)128  (14)109  (23) 162  (25)1-150 124  (27)102  (24)
% Activity22 (5)33 (5)1-150 29 (6)30 (5)23 (5)37 (5)1-150 27 (6)24 (5)
AUC × 103 (mm Hg.s)11 (3)20 (6)1-150 18 (4)1-150 1-151 17 (7)1-150 1-151 10 (2)19 (4)1-150 13 (4)12 (3)
Proximal AUC × 103 (mm Hg.s)13 (5)27 (6)1-150 1-152 22 (5)1-150 1-151 22 (6)1-150 1-151 11 (3)21 (5)1-150 1-152 14 (4)13 (4)
Distal AUC × 103 (mm Hg.s)9 (3)14 (4)15 (5)1-150 15 (4)1-150 9 (3)17 (4)1-150 12 (4)11 (4)
  • Results expressed as mean (95% confidence interval).

  • 1-150 p<0.05 meal versus control;

  • 1-151 p<0.05 fat versus carbohydrate;

  • 1-152 p<0.05 proximal versus distal.