| HRQoL | Health-Related Quality of Life |
| CRSwNP | Chronic Rhinosinusitis with Nasal Polyps |
| PROMs | Patient-Reported Outcome Measures |
| SNOT-22 | 22-item Sino-Nasal Outcome Test |
| NPS | Nasal Polyp Score |
| VAS | Visual Analog Scales |
| VIFs | Variance Inflation Factors |
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