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. 2023 Jan 19;13:1044742. doi: 10.3389/fpsyt.2022.1044742

TABLE 2.

Incidence rate and adjusted and unadjusted HRs for each group (Study 1).

Variable Total Cases 10,000 PY Adjusted hazard ratio Unadjusted hazard ratio
Total 263,874 6,907
Asthma
No 131,937 3,248 2.44 1 1
Yes 131,937 3,659 2.90 1.17 (1.11–1.23) 1.20 (1.14–1.25)
Sex
Female 121,436 1,637 1.35 1 1
Male 142,438 5,270 3.81 2.83 (2.68–2.99) 2.81 (2.66–2.97)
Age, years
11–17 51,445 901 1.79 1 1
6∼10 81,785 2,476 3.07 1.79 (1.66–1.94) 1.72 (1.59–1.86)
0–5 130,644 3,530 2.75 1.70 (1.58–1.84) 1.54 (1.43–1.66)
Economic status
20–80% 156,397 3,926 2.55 1 1
<20% 32,387 990 3.12 1.26 (1.17–1.35) 1.22 (1.14–1.31)
>80% 75,090 1,991 2.71 1.05 (0.99–1.10) 1.06 (1.01–1.12)
Region
Rural 81,772 1,807 2.24 1 1
Metro 182,102 5,100 2.86 1.31 (1.24–1.38) 1.27 (1.21–1.34)
Atopic dermatitis
No 210,842 5,360 2.59 1 1
Yes 53,032 1,547 2.94 1.09 (1.03–1.16) 1.13 (1.07–1.20)
Allergic rhinitis
No 252,718 6,564 2.65 1 1
Yes 11,156 343 3.12 1.15 (1.03–1.29) 1.18 (1.06–1.31)
CCI
0 162,665 4,165 2.61 1 1
1 96,498 2,559 2.69 1.06 (1.01–1.12) 1.03 (0.98–1.08)
2 4,711 183 4.00 1.49 (1.29–1.73) 1.53 (1.32–1.77)

10,000 PY, per 10,000 person-years and CCI, Charlson comorbidity index.