Table 1: Comparison of GOS content measured in different products using the AOAC method and the new method and comparison of results using both classical and robust statistics.

SampleReference value Results (g/100 g) Results (g/100 g) 
(g/100 g)RobustClassical
MeanSDMedianSD Recovery (%) MeanSDRecovery (%)

GOS-1A37.320.5643.511.15117*0.00143.541.57117*0.001
GOS-1B36.261.3243.751.81121*0.00643.521.01120*0.007
GOS-239.530.4039.421.1799.70.86139.661.081000.839
GOS-3A38.460.2042.381.03110*0.00042.270.666110*0.000
GOS-3B51.450.3454.111.04105*0.00554.130.799105*0.003
GOS-428.701.0626.000.27490.6*0.03826.030.20590.7*0.040
GOS-579.021.1166.060.38283.6*0.00066.561.6984.2*0.000
GOS-644.660.7643.120.55596.60.10143.060.44796.40.088

Indicates recoveries which are significantly different from 100% ( ).