Abstract 027
Sensor
1
2
3
4
5
6
7
8
9
10
11
12
Median % time pH ⩾4
99.9
99.4
98.8
97.5
79.9
41.9
55.8
98.9
99.7
99.6
85.5
69.2
Distance proximal (−) or distal (+) to folds (mm)
−61.5
−27.5
−16.5
−5.5
5.5
16.5
27.5
38.5
49.5
60.5
80.5
110.5