Table 1.

Percentage of pixels indicative of flow per patient per location obtained from the OCT M-mode scans. In red the flow in location 4 of the gastric tube.

Patient	pt2	pt3	pt4	pt5	pt6	pt9	pt12	pt14	pt16	pt17	pt18	pt19	pt20	pt21	pt22
location 1	5	8	18	22	x	24	x	16	x	13	20	8	12	11	15
location 2	x	x	x	x	x	28	2	17	8	10	6	9	4	8	8
location 3	14	8	x	x	x	23	5	14	x	24	x	2	x	x	3
location 4	11	1	14	17	18	16	x	13	x	21	x	0	1	x	x