Table 1.
A comparison of the propagation speeds of SL, WL, transient and persistent propulsive contractions in duodenum, jejunum and ileum (mean ±s.e.m., mm s−1)
| SL sustained | WL | Transient | ||||
|---|---|---|---|---|---|---|
| Anal | Oral | Anal | Oral | Anal | Anal | |
| Duodenum | 7.0 ± 0.4† | 7.0 ± 0.3† | 17.9 ± 1.0 | 20.8 ± 1.8 | 15.9 ± 0.7 | 16.1 ± 1.0 |
| Jejunum | 5.8 ± 0.5† | 7.4 ± 0.5† | 15.9 ± 1.1 | 20.8 ± 0.8 | 18.7 ± 1.2 | 18.7 ± 0.7 |
| Ileum | 6.5 ± 0.3*† | 8.4 ± 0.6† | 15.3 ± 1.0 | 14.9 ± 1.1 | 15.2 ± 1.0 | |
†
Significance at P < 0.01 for comparison between SL and WL, transient or sustained contractions;
*
significance at P < 0.01 for comparison between anal and oral SL contractions.