Table 2.

Univariate analysis.

Variable	Gender				Concentration
Type of stimulation	Male (% correct answers)	Female (% correct answers)	χ 2	p	df	χ 2	p
Salty	62.0	65.2	0.980	0.322	3	4.722	0.193
Sour	73.9	75.4	0.112	0.738	3	25.555	<0.001
Bitter	56.0	71.5	16.914	<0.001	3	38.929	<0.001
Sweet	67.9	81.6	3.770	0.052	3	25.287	<0.001
Fat	23.9	12.5	0.524	0.469	—	—	—
Water	52.2	32.8	8.210	0.004	—	—	—

Legend: df, degrees of freedom.