TABLE IV.

Distribution of Patients According to the Subjective Assessment of Smell at each Visit by Gender Groups.

	Male								Female								P Value for the Significance of the Differences Between Gender Groups*
Gender Groups Visits	Total Number of Patients	Olfactory Scores †						Middle Rank	Total Number of Patients	Olfactory Scores †						Middle Rank
		0	1	2	3	4	5			0	1	2	3	4	5
Visit No. 1, number of patients (%)	n = 37	11 (29.7)	14 (37.8)	4 (10.8)	8 (21.7)	0 (0.0)	0 (0.0)	2.43	n = 42	14 (33.3)	10 (23.8)	4 (9.6)	14 (33.3)	0 (0.0)	0 (0.0)	2.63	.608
Visit No. 2, number of patients (%)	n = 37	15 (40.5)	14 (37.9)	7 (18.9)	1 (2.7)	0 (0.0)	0 (0.0)	2.14	n = 42	23 (54.8)	12 (28.5)	5 (11.9)	2 (4.8)	0 (0.0)	0 (0.0)	1.96	.263
Visit No. 3, number of patients (%)	n = 36	36 (100.0)	0 (0.0)	0 (0.0)	0 (0.0)	0 (0.0)	0 (0.0)		n = 36	36 (100.0)	0 (0.0)	0 (0.0)	0 (0.0)	0 (0.0)	0 (0.0)
P value between visits No. 1 and No. 2 ‡								.015								<.001
P value between visits No. 1 and No. 3 ‡								<.001								<.001

^*Nonparametric Mann–Whitney U test.

^†Results in scores of the answer to item 21 (sense of taste/smell) of the SNOT‐22.

^‡Nonparametric Wilcoxon signed‐rank test for dependent samples.