Table 6.

Pearson correlation coefficients of chemical composition, physico-chemical parameter, reducing sugar, and sensory traits with volatile compounds of pooled longissimus thoracis from Korean cattle (KC), Holstein (HO), and Angus (AN) steers (n = 36)¹⁾

Item	Acetaldehyde	Propanal	2-Methyl butanal	3-Methyl butanal	Pentanal	Hexanal	Heptanal	Octanal	Methanethiol	n-Pentane	2-Propanone	2-Butanone	2,3-Butanedione	3-Hydroxy-2-butanone
Chemical composition
Moisture	−0.73***	0.68***	−0.68***	−0.73***	0.72***	0.72***	0.66***	0.74***	−0.38*	0.75***	−0.72***	−0.26	−0.69***	−0.67***
Crude protein	−0.50**	0.39*	−0.35*	−0.43**	0.42*	0.39*	0.37*	0.40*	−0.04	0.46**	−0.44**	0.08	−0.56***	−0.59***
Crude fat	0.70***	−0.62***	0.65***	0.69***	−0.67***	−0.67***	−0.60***	−0.68***	0.35*	−0.71***	0.68***	0.20	0.67***	0.63***
Physico-chemical parameters
pH	−0.47**	0.63***	−0.77***	−0.50**	0.67***	0.69***	0.64***	0.71***	−0.84***	0.63***	−0.56***	−0.69***	−0.22	0.05
Shear force	−0.43**	0.52***	−0.43**	−0.60***	0.46**	0.42*	0.47**	0.49**	−0.21	0.43**	−0.37*	−0.23	−0.26	−0.36*
Reducing sugar	0.52**	−0.40*	0.36*	0.56***	−0.44**	−0.42*	−0.39*	−0.40*	−0.01	−0.49**	0.40*	−0.04	0.39*	0.57***
Sensory traits
Flavor	0.40*	−0.20	0.21	0.52***	−0.23	−0.26	−0.17	−0.27	−0.12	−0.29	0.28	−0.07	0.54***	0.66***
Tenderness	0.67***	−0.61***	0.64***	0.79***	−0.64***	−0.67***	−0.57***	−0.68***	0.34*	−0.66***	0.64***	0.31	0.56***	0.58***
Juiciness	0.58***	−0.54***	0.55***	0.72***	−0.57***	−0.60***	−0.49**	−0.57***	0.28	−0.59***	0.57***	0.29	0.62***	0.62***
Overall acceptance	0.39*	−0.22	0.20	0.52***	−0.25	−0.28	−0.19	−0.28	−0.13	−0.31	0.31	−0.03	0.52***	0.66***

¹⁾Correlation coefficient values of several volatile compounds (butanal, butane, carbon disulfide, octane, ethylacetate, benzaldehyde, nonanal, 2-butene, hexane, heptane, 2-heptanone, 2,3-octanedione, dimethyl sulfide, ethanol, isopropyl alcohol, 1-pentanol, 1,3,5-cycloheptatriene) were r<0.50 or p>0.05, and these data are not shown in this table.

^*p<0.05;

^**p<0.01;

^***p<0.001.