Table 5.

Olfactory logistic regression and crosstab analysis results

Observation period	Normal function at T6 (n (%))	Residual dysfunction at T6 (n (%))	OR	95% CI for OR		p-value
				Lower limit	Upper limit
Baseline (T0)
– Dysfunction group	78 (90.7)	8 (9.3)	11.36	0.642	201.1	0.10
– No dysfunction group	52 (100)	0 (0)
10 days after symptom onset (T1)
– Dysfunction group	66 (89.2)	8 (10.8)	16.48	0.932	291.6	0.056
– No dysfunction group	64 (100)	0 (0)
20 days after symptom onset (T2)
– Dysfunction group	29 (78.4)	8 (21.6)	58.49	3.278	1043.5	0.005
– No dysfunction group	101 (100)	0 (0)
30 days after symptom onset (T3)
– Dysfunction group	26 (76.5)	8 (23.5)	67.03	3.748	1198.8	0.004
– No dysfunction group	104 (100)	0 (0)
40 days after symptom onset (T4)
– Dysfunction group	15 (65.2)	8 (34.8)	126.6	6.963	2304.7	0.001
– No dysfunction group	115 (100)	0 (0)
50 days after symptom onset (T5)
– Dysfunction group	7 (46.7)	8 (53.3)	279.9	14.71	5326.6	<0.001
– No dysfunction group	123 (100)	0 (0)

Odds ratios quantify the likelihood of presenting with a residual olfactory dysfunction at the observation time considered. OR = odds ratio; CI = confidence interval