Fig. 3.
a Correlation between the PEA and n-butanol sniffing bead system scores. b-e Correlation between the n-butanol sniffing bead system and the YSK olfactory function test scores. b Correlation between the n-butanol sniffing bead system and the YSK_threshold scores. c Correlation between the n-butanol sniffing bead system and the YSK_discrimination scores. d Correlation between the n-butanol sniffing bead system and the YSK_identification scores. e Correlation between the n-butanol sniffing bead system and the YSK_TDI scores. PEA, 2-phenylethyl alcohol; TDI, threshold-discrimination-identification