TABLE 4

Analysis of Factors Associated With Receiving Antibiotics (n = 1233)

FactorUnadjusted OR (95% CI)PAdjusted OR (95% CI)P
Age ≤60 d0.89 (0.69–1.15)NS
History of prematurity1.01 (0.75–1.36)NS
Fever at/during admission3.37 (2.64–4.30)<.00012.58 (1.98–3.35)<.0001
Admitted to the ICU2.66 (1.90–3.72)<.00011.84 (1.27–2.67).001
Influenza tested1.84 (1.44–2.34)<.00011.43 (1.10–1.88).008
RSV tested0.93 (0.66–1.32)NS
CXR performed3.11 (2.32–4.15)<.00011.76 (1.28–2.44).001
Underwent SBI testing4.92 (3.82–6.34)<.00013.19 (2.42–4.20)<.0001
  • CI, confidence interval; CXR, chest radiograph; OR, odds ratio.