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Criterion validity of the IT-QOD. Spearman correlation coefficient with TDI, retronasal olfactory score, and SNOT-22 for parosmia and life quality statement outcome.
| Score | Spearman correlation coefficient | |
|---|---|---|
| Parosmia | Life quality | |
| TDI | -0.48 | -0.63 |
| Retronasal olfactory score | -0.35 | -0.47 |
| SNOT-22 | 0.44 | 0.54 |
