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Table 3 Summary of RSSC components with significantly different normalised abundance detected by HPLC-APCI-MS in different population subgroups, categorised according to the chemical class

From: Sebomic identification of sex- and ethnicity-specific variations in residual skin surface components (RSSC) for bio-monitoring or forensic applications

Chemical class Sex Ethnicity
Male Female White Asian African
Free fatty acids 10 H 10 L 4 M 4 L 4 H
3 H 3 L 3 M
Wax esters 8 H 8 L N/A N/A N/A
Diglycerides 10 H 10 L 1 M 1 L 1 H
Triglycerides 3 H 3 L N/A N/A N/A
  1. Each number represents the number of components while the letter indicates whether the abundance was high (H), medium (M) or low (L) in that particular group