In our study we investigated olfactory abilities of a group of 100 patients with olfactory dysfunction
and 100 controls. We reconfirmed the high test–retest reliability of the extended version of the
Sniffin’ Sticks identification test and high correlations between the new and the original part of this tool.
In addition, we confirmed the validity of the test as it discriminated clearly between controls and patients
with olfactory loss