Table 5. The distribution of patients with persistent smell disorders by type of smell disorder (n=318).

The data are presented as frequencies (N) and proportions (%); the P-value was considered significant at the P<0.05 level; χ²: chi-squared test.

Type of smell disorder	Persistent smell disorders		χ2	P-value
	Yes N (%)	Yes N (%)
Anosmia	48 (64)	27 (36)	6.7529	0.1495
Hyposmia	103 (67.3)	50 (32.7)
Cacosmia	31 (86.1)	5 (13.9)
Phantosmia	7 (70)	3 (30)
Parosmia	33 (75)	11 (25)