TABLE 4

Estimates of Hospital Admissions According to Sample Characteristics and Data Source

Hospital Admissions, No. per 100 Patient-YearsNo. of Studies
MinimumMedianMaximum
Asthma severity
    Mild0.01.713.020
    Moderate/severe0.03.933.314
    Severe0.72.953.33
    NHLBI criteria0.02.09.94
Race/ethnicity
    Large proportion of black patients0.02.011.016
    Large proportion of Hispanic patients0.09.053.36
    Predominately white patients0.00.110.09
Age
    Children (0–12 y)17.322.227.02
    Nonadults (0–18 y)0.02.613.016
    Adults (≥18 y)0.03.353.312
    All ages0.00.619.612
Data source
    Commercial claims data0.02.533.315
    Medicaid claims data0.00.113.013
    Medical charts0.72.44.02
    Self-reported data0.09.253.38
    Self-reported/claims3.83.83.81
    Self-reported/medical charts9.914.719.62
All studies0.02.353.341