Table 1. Clinical Characteristics of Non-ECRSwNP and ECRSwNP Groups.
| Non-ECRSwNP (n=57) | ECRSwNP (n=77) | p value | |
|---|---|---|---|
| Age (yr) | 53 (41–60) | 53 (42–60) | 0.661* |
| Sex (male:female) | 42:15 | 59:18 | 0.263† |
| Atopic | 25/56 (44.6) | 36/74 (48.6) | 0.782† |
| Asthma | 3/57 (5.3) | 13/63 (20.6) | 0.071† |
| Symptom duration (month) | 30 (5–114) | 60 (12–120) | 0.068* |
| Lund-Mackay score | 16 (11–19) | 16 (12–20) | 0.543* |
| Global osteitis score | 13 (8–21) | 14 (6–21) | 0.966* |
| BTT | 3 (0–8) | 3 (0–7) | 0.499* |
| Tissue eosinophil (cells/HPF) | 5.4 (0.6–21.1) | 28.2 (7.4–96.4) | <0.001* |
| Tissue neutrophil (cells/HPF) | 23.0 (9.0–47.0) | 11.9 (3.0–26.0) | 0.001* |
| Blood eosinophil (cells/mm3) | 116 (73–153) | 363 (271–520) | <0.001* |
| Blood neutrophil (cells/mm3) | 3844 (3150–4763) | 3749 (2733–4457) | 0.379* |
| Current smoking | 17/57 (29.8) | 24/77 (31.2) | 1.000† |
| Smoking history (pack-year) | 0 (0–10) | 0 (0–6) | 0.700* |
| Alcohol intake (g/month) | 56 (0–336) | 0 (0–297) | 0.422* |
| Heavy drinker | 11/57 (19.3) | 6/76 (7.8) | 0.092† |
| BMI (kg/m2) | 24.0 (22.2–26.0) | 24.2 (22.3–26.2) | 0.928* |
ECRSwNP, eosinophilic chronic rhinosinusitis with nasal polyps; BTT, butanol threshold test; HPF, high power field; BMI, body mass index.
Values are presented as medians with IQRs or numbers (percentages).
*Mann-Whitney U-test, †Pearson chi-square test.