Table 3.

Individual results of pH and multiple intraluminal impedance results after percutaneous endoscopic gastrostomy placement

Patient	Total GOR	Total GOR/h	Total non-acid GOR	Total non-acid GOR/h	Total acid GOR	Total acid GOR/h	Prox RI (%)	Dist RI (%)	Reflux events reaching ch 1
1	57	4.8	7	0.58	50	4.17	10.6	39.9	55
2	48	4.0	38	3.17	10	0.83	2.4	3.2	41
3	63	5.3	25	2.08	38	3.17	1.2	5.6	42
4	14	1.2	11	0.92	3	0.25	0.1	0.4	12
5	3	0.3	3	0.25	0	0.00	0.0	0.0	1
6	33	2.8	17	1.42	16	1.33	0.2	3.6	20
7	46	3.8	27	2.25	19	1.58	0.1	2.0	34
8	49	4.1	19	1.58	30	2.50	6.7	10.1	47
9	21	1.8	21	1.75	0	0.00	0.0	0.0	18
10	21	1.8	14	1.17	7	0.58	1.5	2.7	20

“Ch 1” refers to the most proximal impedance measurement and was located in the pharynx or most proximal 3 cm of oesophagus. GOR: Gastro-oesophageal reflux; RI: Reflux index.