Food White Whole grain P Bread Glycemic Index 72 (61, 85) 56 (46, 69) 0.03 Jam sandwich iAUC 125 (98, 159) 109 (86, 138) 0.26 Cheese sandwich iAUC 71 (52, 99) 53 (39, 72) 0.06 Nutella sandwich iAUC 94 (68, 128) 72 (51, 104) 0.12 Bread alone (n=20), Jam (n=42), Cheese (n=36), Nutella (n=42)

Table 2: Mean (95% CI) Glycemic Index for bread and blood glucose incremental area under the curve (iAUC; mmol/L*min) for sandwiches.