Relationship between the selected clusters and some quantitative modalities (some amino-acid contents and digestion times) analyzed by a chi-square test (p < 0.05).

Relationship between the selected clusters and some quantitative modalities (some amino-acid contents and digestion times) analyzed by a chi-square test (p < 0.05).筛选得到的聚类簇与部分定量指标（包括部分氨基酸含量及消化时长）之间的关联关系，经卡方检验（chi-square test，p < 0.05）分析得出。