Table 1.

Scores of age groups measuring olfactory threshold and odor discrimination with 2AFC and 3AFC method (means ± standard error; n: number of subjects).

Age group	2AFC		3AFC
	Olfactory threshold	Odor discrimination	Olfactory threshold	Odor discrimination
1 (5 to 8 years)	9.3 ± 0.45	11.9 ± 0.27	4.6 ± 0.43	9.5 ± 0.26
n	23	23	25	25
2 (9 to 11 years)	10.3 ± 0.39	13.0 ± 0.23	6.7 ± 0.42	12.0 ± 0.25
n	29	29	26	26
3 (12 to 14 years)	10.6 ± 0.39	13.2 ± 0.23	9.0 ± 0.41	13.1 ± 0.24
n	30	30	28	28
4 (15 to 17 years)	11.6 ± 0.41	13.6 ± 0.24	9.8 ± 0.42	13.1 ± 0.25
n	28	28	27	27

Olfactory threshold scores in phenyl ethyl alcohol dilution steps; odor discrimination scores in number correctly performed tasks.