Table 6. Comorbidities according to AR classifications: comparison between mild and moderate to severe AR, depending on allergic sensitization.
| Comorbidities of AR | Mild | Moderate to severe | ||||||
|---|---|---|---|---|---|---|---|---|
| Allergic sensitization (−) | Allergic sensitization (+) | Allergic sensitization (−) | Allergic sensitization (+) | |||||
| 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 | 3/111 (2.7) | 1 (reference) | 5/99 (5.1) | 1.51 (0.31–7.47) | 4/18 (22.2) | 8.68† (1.51–50.01) | 4/29 (13.8) | 6.61† (1.16–37.6) |
| PC20 < 8 mg/mL | 8/101 (7.9) | 1 (reference) | 28/86 (32.6) | 6.01‡ (2.29–15.75) | 2/17 (11.8) | 2.01 (0.33–12.32) | 11/26 (42.3) | 11.77‡ (3.40–40.74) |
| BHR without current asthma | 7/100 (7.0) | 1 (reference) | 25/83 (30.1) | 5.29‡ (1.99–14.04) | 0/15 (0.0) | - | 9/24 (37.5) | 9.27‡ (2.54–33.76) |
| Current eczema | 18/43 (41.9) | 1 (reference) | 25/51 (49.0) | 2.04 (0.68–6.14) | 4/8 (50.0) | 1.39 (0.22–8.82) | 5/13 (38.5) | 1.39 (0.24–8.23) |
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.