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Table 1 Characteristics of the study population

From: Environmental and clinical data utility in pediatric asthma exacerbation risk prediction models

Characteristics

N or Median

IQR or %

Age

8.7

(6.5, 12.5)

Sex

N

%

 Female

2792

43.7%

 Male

3603

56.3%%

Race/Ethnicity

N

%

 Hispanic

790

12.4%

 Non-Hispanic Black

3713

58.1%

 Non-Hispanic White

1289

20.2%

 Other/Unknown

603

9.4%

Comorbidities*

N

%

 History of any atopic disease

3929

61.4%%

 Allergic rhinitis and conjunctivitis

3485

54.5%

 Food allergy

325

5.1%

 Eczema

992

15.5%

 Obesity

1489

25.4%

Exacerbation rate

Rate (100 person-years)

All exacerbations

27.65

 Hospital encounters > 24 h

2.11

 ED and hospital encounters < 24 h

6.94

 Urgent care encounters

6.25

 All other outpatient encounters

12.35