Table 3 Olfactory diagnosis by neurologic diagnosis

Olfactory diagnosis*Cases, n = 37Control subjects, n = 37
Data expressed as number (%).
χ2 = 13.2, p = 0.01 (for cases vs control subjects).
* See reference 4 for olfactory diagnoses.
Normosmia7 (18.9)15 (40.5)
Mild microsmia15 (40.5)11 (29.7)
Moderate microsmia5 (13.5)10 (27.0)
Severe microsmia7 (18.9)0 (0)
Anosmia3 (8.1)1 (2.7)