Effects of meal size and proximal-distal segmentation on gastric activity

Table 2 Mean area under the curve and time distribution by statistical moments for proximal and distal regions for the three proximal-distal segmentations, after ingestion of the test meal of 60 and 180 mL (mean ± SE)

	Proximal			Distal
	ROIs 1	ROIs 2	ROIs 3	ROIs 1	ROIs 2	ROIs 3
AUC (counts.s)
60 mL	27.2 ± 2.9	31.4 ± 2.5	43.9 ± 1.7ac	72.8 ± 2.9	68.6 ± 2.5	56.1 ± 1.7ac
180 mL	35.3 ± 4.1	39.4 ± 3.2	49.0 ± 3.8a	64.7 ± 4.1	60.6 ± 3.2	51.0 ± 3.8a
P	< 0.09	< 0.031	< 0.1	< 0.09	< 0.031	< 0.1
Statistical moments (min)
60 mL	6.9 ± 0.3	7.7 ± 0.2c	8.5 ± 0.1ac	10.4 ± 0.3	10.5 ± 0.3	10.7 ± 0.2
180 mL	8.7 ± 0.2	9.0 ± 0.1	9.2 ± 0.1	9.8 ± 0.3	10.0 ± 0.3	10.1 ± 0.3
P	< 0.000011	< 0.000031	< 0.00061	< 0.2	< 0.1	< 0.07

¹60 mL vs 180 mL.

^aP < 0.05 vs ROIs 1,

^cP < 0.05 vs ROIs 2, ^eP < 0.05 vs ROIs 1. ROIs: Regions of interest.