Table 2.
Variable | OR (95% CI) |
---|---|
Sex | |
Boy | 1.00 (reference) |
Girl | 1.01 (0.93, 1.09) |
Age | |
For 1 y old | 1.13 (1.12, 1.15) |
Parents’ history1 | |
No | 1.00 (reference) |
Yes | 2.39 (2.18, 2.62) |
Monthly household income (106 KRW) | |
Low (≤2) | 1.00 (reference) |
Medium (2-4) | 1.01 (0.88, 1.17) |
High (≥4) | 0.85 (0.75, 0.96) |
Parents’ education level | |
Middle school | 1.00 (reference) |
Highschool | 0.74 (0.44, 1.26) |
College | 0.72 (0.43, 1.21) |
Graduate | 0.74 (0.43, 1.26) |
OR, odds ratio; CI, confidence interval; KRW, Korean won.
History of allergic disease of either parent.