2.6.2. Physiological Parameters
The following physiological parameters were measured at 4 time points: before meal ingestion (baseline) and at the beginning, mid and end of the postprandial observation period (0 min, 30 min and 60 min after ingestion) (Gastric emptying was measured by ultrasonography, as previously described [Changes in abdominal girth from pre-ingesta were measured by a tape measure placed over the umbilicus and the superior edge of the iliac crests [Changes in the position of the diaphragm from the pre-ingestion level were determined at each time point, as previously described [