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. 2023 Apr 5;20:23. doi: 10.1186/s12986-023-00742-3

Table 2.

Summary of plasma and urine metabolome PCA results

Plasma metabolome Urine metabolome
Metabolites PCs Cumulative variance (%) Metabolites PCs Cumulative variance (%)
Female 777 37 70.4 1185 25 70.6
Male 791 34 70.7 1178 24 70.4

PCs – Principal components through PCA on covariance matrix. The PCs column represents the total number of principal components explaining at least 70% of variance of the metabolite data