Treatment effects for pH metry and manometry at 3 months
| Endocinch group (n = 17) | Sham group (n = 18) | p Value† | |||
|---|---|---|---|---|---|
| Absolute change* | % | Absolute change* | % | ||
| LOS, lower oesophageal sphincter. | |||||
| *Mean (SD). | |||||
| †Statistical tests compared the mean differences in absolute change from baseline values between the Endocinch and sham groups. | |||||
| ‡Percentage of time oesophageal pH <4, off antisecretory drugs. | |||||
| §p = 0.02, within-group comparisons. | |||||
| Acid upright‡ | −2.5 (6.1) | −22 | −1.8 (6.6) | −14 | 0.74 |
| Acid supine‡ | −2.5 (8.2) | −35 | −1.7 (5.2) | −31 | 0.74 |
| Acid total‡ | −2.7 (4.4)§ | −29 | −1.9 (4.6) | −20 | 0.61 |
| Number of reflux periods | −13 (28) | −19 | −1 (24) | −1 | 0.18 |
| LOS pressure (kPa) | −0.0 (0.7) | −1 | −0.3 (0.8) | −21 | 0.35 |