From: Green odor attenuates a cold pressor test-induced cardiovascular response in healthy adults
(1) Six-point rating scale of odor intensity | (2) Nine-point rating scale of pleasantness/unpleasantness. |
---|---|
0: Odorless | -4: Extremely unpleasant |
1: Barely perceptible odor | -3: Highly unpleasant |
2: Faint but source-discriminative odor | -2: Unpleasant |
3: Easily perceptible odor | -1: Slightly unpleasant |
4: Strong odor | O: Equivocally pleasant |
5: Extremely strong odor | +1: Slightly pleasant |
 | +2: Pleasant |
 | +3: Highly pleasant |
 | +4: Extremely pleasant |