"Self-reported chemosensory function was recorded using the Sino-nasal Outcome Test 22 (SNOT-22)"
I'm pretty sure I've seen the SNOT-22 test before but just now here: https://jamanetwork.com/journals/jamaotolaryngology/article-abstract/2811861

Biochemist, mass spectrometry witch, caretaker for the nanoflow liquid chromatographs. Trans woman, lesbian. Recumbent cyclist. Wisconsin, USA
"Self-reported chemosensory function was recorded using the Sino-nasal Outcome Test 22 (SNOT-22)"
I'm pretty sure I've seen the SNOT-22 test before but just now here: https://jamanetwork.com/journals/jamaotolaryngology/article-abstract/2811861