- Modifications carried out throughout versions of the Saudi Arabian University of Pennsylvania smell identification test.
| SA-UPSIT | Modifications |
|---|---|
| Version 2 | In question 16, the option (peach) was changed to fish |
| Version 3 | - Odor 7 (coffee) was changed to walnut - In question 3, the option (strawberry) was changed to coffee - In number 39, the option (bubblegum) was changed to musk |
| Version 4 | Odor 7 was changed back from walnut to coffee |
SA-UPSIT: Saudi Arabian University of Pennsylvania smell identification test