Table 3.
Comparison of demographic and clinical characteristics between skin prick test (+) and skin prick test (−) patients.
| Variable | Total Orthodontic Patients (n = 217) | p a | Odds Ratio a (95% CI) | |
|---|---|---|---|---|
| SPT (+) | SPT (–) | |||
| Total, n (%) | 173 (79.7) | 44 (20.3) | ||
| Rhinologic Sx, n (%) | 136 (78.6) | 30 (68.2) | 0.145 | 1.7 (0.8–3.6) |
| Nasal obstruction | 101 (58.4) | 24 (54.5) | 0.646 | 1.2 (0.6–2.3) |
| Rhinorrhea | 94 (54.3) | 10 (22.7) | <0.001 | 4.0 (1.9–8.7) |
| Sneezing | 77 (44.5) | 5 (11.4) | <0.001 | 6.3 (2.4–16.6) |
| Itching | 52 (30.1) | 8 (18.2) | 0.116 | 1.9 (0.8–4.4) |
| Abnormal PE findings, n (%) | ||||
| IT hypertrophy | 148 (85.5) | 30 (68.2) | 0.007 | 2.8 (1.3–5.9) |
| T&A hypertrophy | 60 (34.7) | 9 (20.5) | 0.07 | 2.1 (0.9–4.6) |
| Deviated nasal septum | 13 (7.5) | 3 (6.8) | 0.875 | 1.1 (0.3–4.1) |
| Treatment, n (%) | 123 (71.1) | 26 (59.1) | 0.125 | 0.6 (0.3–1.2) |
| Medical treatment | 41 (33.7) | 8 (18.2) | 0.434 | 1.4 (0.6–3.2) |
| Surgical treatment | 82 (35.8) | 18 (40.9) | 0.441 | 1.3 (0.7–2.5) |
| Adenotonsillectomy | 15 (8.7) | 6 (13.6) | 0.320 | 0.6 (0.2–1.7) |
| Turbinoplasty | 26 (15.2) | 4 (9.1) | 0.308 | 1.8 (0.6–5.4) |
| Adenotonsillectomy with turbinoplasty | 41 (30.4) | 8 (18.2) | 0.434 | 1.4 (0.6–3.2) |
a Compared between skin prick test (+) orthodontic patients and control group using Pearson’s chi-square test or Fisher’s exact test. Abbreviations: SPT, skin prick test; Sx, symptoms; PE, physical examination; IT, inferior turbinate; T&A, tonsillar and adenoid; CI, confidence interval.