TABLE 3

Multivariable Model of Factors Associated With Broad-Spectrum Antibiotic Prescribing

Independent Variable% Receiving Broad-Spectrum AgentsPBroad-Spectrum Prescribing, Adjusted OR (95% CI)
Diagnostic conditions.0001
    ARTIs for which antibiotics are indicated481.00
    ARTIs for which antibiotics are not indicated631.80 (1.34–2.42)
    Other respiratory conditions for which antibiotics are not definitely indicated641.93 (1.40–2.66)
    Skin/cutaneous/mucosal conditions380.69 (0.52–0.91)
    All other conditions450.93 (0.74–1.16)
Age.12
    0–5 y521.27 (1.04–1.54)
    6–12 y471.00
    13–17 y491.16 (0.93–1.46)
US Census region.001
    Northeast461.23 (0.82–1.84)
    Midwest481.30 (0.90–1.86)
    South551.82 (1.30–2.55)
    West421.00
Insurance.004
    Private531.00
    Public480.79 (0.66–0.94)
    Self-pay/other400.59 (0.41–0.84)
Setting.003
    Office511.00
    Outpatient department450.90 (0.76–1.07)
    Emergency department460.99 (0.86–1.15)
Race.50
    White511.00
    Black480.78 (0.60–1.01)
    Other471.04 (0.72–1.51)
Specialty.13
    Pediatrics521.00
    General/family practice460.87 (0.67–1.13)
    Other531.32 (0.90–1.94)
Gender.57a
    Male51
    Female49
Metropolitan statistical area.43a
    Nonmetropolitan48
    Metropolitan50
Year.72a
    200649
    200750
    200851
  • a Not entered into model.