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Table 4 Results of compositional analysis of DDGS pre- and post-ethanol extraction

From: Quantification and purification of lutein and zeaxanthin recovered from distillers dried grains with solubles (DDGS)

  Pre-extraction DDGS Post-extraction DDGS Prob > |t|
Moisture 9.86 5.27 ± 0.29  
Dry matter 90.11 94.73 ± 0.29  
  Dry basis  
Crude fat 10.39 0.29 ± 0.27 0.0083
Ash 3.64 5.02 ± 0.10 0.0002
Lignin 4.3 3.37 ± 0.09 0.0095
Neutral detergent fiber (NDF) 37.3 45.87 ± 0.81 0.0198
Cellulose 10.6 14.63 ± 0.69 0.02
Hemicellulose 19.1 19.63 ± 8.93 0.0545
Acid detergent fiber (ADF) 16.1 18.83 ± 0.66 0.09702
Total starch 3.88 4.01 ± 0.10 0.0995
Crude fiber 11.5 16.43 ± 5.78 0.4392
  1. Prob > |t| indicates if there is a significant difference in samples pre- and post-extraction. If Prob > |t| is greater than 0.05, than there is no significant difference and the process does not impact these particular variables