Table 4. Comorbidities according to AR classifications.
| Comorbidities of AR | aOR* (95% CI) | |||||||
|---|---|---|---|---|---|---|---|---|
| Mild | Moderate to severe | |||||||
| Intermittent | Persistent | Intermittent | Persistent | |||||
| No./total No. (%) | aOR* (95% CI) | No./total No. (%) | aOR* (95% CI) | No./total No. (%) | aOR* (95% CI) | No./total No. (%) | aOR* (95% CI) | |
| Current asthma | 7/177 (3.9) | 18.48† (2.11–161.88) | 2/46 (4.3) | 16.63‡ (1.34–207.13) | 6/19 (31.6) | 331.66† (27.26–4,035.98) | 3/34 (8.8) | 41.01† (3.62–464.15) |
| PC20 < 8 mg/mL | 31/152 (20.4) | 2.29† (1.27–4.14) | 6/46 (13.0) | 0.92 (0.32–2.65) | 6/17 (35.3) | 4.45‡ (1.39–14.27) | 9/31 (29.0) | 3.91† (1.50–10.23) |
| BHR without current asthma | 28/149 (18.8) | 2.18‡ (1.18–4.02) | 5/45 (11.1) | 0.99 (0.34–2.84) | 2/13 (15.4) | 1.48 (0.29–7.53) | 8/30 (26.7) | 3.54‡ (1.30–9.67) |
| Current eczema | 42/92 (45.7) | 3.06‡ (1.45–6.45) | 6/15 (40.0) | 1.00 (0.25–3.92) | 4/10 (40.0) | 2.14 (0.49–9.45) | 7/16 (43.8) | 2.54 (0.69–9.33) |
| Allergic sensitization | 76/168 (45.2) | 1.46 (0.94–2.25) | 25/45 (55.6) | 2.08† (1.01–4.27) | 8/15 (53.3) | 1.65 (0.55–4.99) | 21/32 (65.6) | 2.58† (1.12–5.94) |
Control group for AR: all subjects who have never been diagnosed with AR by a physician.
AR, allergic rhinitis; aOR, adjusted odds ratio; CI, confidence interval; BHR, bronchial hyperresponsiveness.
*Adjusted by sex, maternal education levels, parental history of allergic diseases, history of second-hand smoking, residential area, and economic status; †P < 0.05; ‡P < 0.01.