Table 2.
Comparison of normal and abnormal B-SIT scores to disease severity measures across RARS, CRSsNP, and CRSwNP subgroups.
| Disease severity measures: | Normal B-SIT Scores (n=319) | Abnormal B-SIT Scores (n=126) | p-value | ||
|---|---|---|---|---|---|
| Mean (SD) | [Range] | Mean (SD) | [Range] | ||
|
| |||||
| RARS | |||||
|
| |||||
| B-SIT Olfactory score | 10.8 (1.1) | [9 – 12] | 7.7 (0.6) | [7 – 8] | <0.001 |
|
| |||||
| Endoscopy score | 3.5 (2.4) | [0 – 10] | 4.7 (1.2) | [4 – 6] | 0.260 |
|
| |||||
| CT score | 5.9 (4.8) | [0 – 14] | 4.7 (4.6) | [2 – 10] | 0.883 |
|
| |||||
| CRSsNP | |||||
|
| |||||
| B-SIT Olfactory score | 10.8 (1.0) | [9 – 12] | 5.9 (1.9) | [2 – 8] | <0.001 |
|
| |||||
| Endoscopy score | 4.4 (3.1) | [0 – 14] | 5.4 (3.3) | [0 – 16] | 0.044 |
|
| |||||
| CT score | 9.7 (5.3) | [0 – 24] | 10.4 (4.8) | [1 – 20] | 0.371 |
|
| |||||
| CRSwNP | |||||
|
| |||||
| B-SIT Olfactory score | 10.9 (1.0) | [9 - 12] | 4.0 (2.1) | [0 – 8] | <0.001 |
|
| |||||
| Endoscopy score | 7.9 (3.4) | [0 – 17] | 10.3 (3.2) | [4 – 20] | <0.001 |
|
| |||||
| CT score | 14.4 (4.5) | [4 – 24] | 18.0 (4.8) | [5 – 24] | <0.001 |
B-SIT, Brief Smell Identification Test. SD, standard deviation. RARS, recurrent acute rhinosinusitis. CRSsNP, chronic rhinosinusitis without nasal polyposis. CRSwNP, chronic rhinosinusitis with nasal polyposis.