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Table 5 Sample classification method using different treatment methods

From: Evaluation of fatty acids in groomed fingerprint by gas chromatographic analysis using various extraction solvents and treatment methods

Donor name Thumb Index Middle Ring Little
A 1 2 3 4 1
B 2 1 2 3 4
C 4 3 1 2 3
D 3 4 4 1 2
E 1 2 3 4 1
F 2 1 2 3 4
G 4 3 1 2 3
H 3 4 4 1 2
  1. n = 10, total sample = 40. Extraction solvent = chloroform:ethanol (1:1, v/v)