TABLE 4

Diagnostic Testing by Length of Fever and Etiology

Length of FeverEtiology
Total>8–14 d>15–21 d>21 dPInfectiousAutoimmuneOncologyOther or UnknownP
Scans (%)
 Radiograph70.5966.6757.8981.58.13459.5275.0094.4464.29.047
 Ultrasound47.0644.4463.1642.11.29035.7164.2961.1128.57.031
 CT7.844.445.2613.16.30411.903.570.0014.29.261
 MRI9.808.895.2613.16.6169.5210.710.0021.43.248
 Bone scan5.880.000.0015.79.0052.380.005.5628.57.001
Cultures (%)
 Blood80.3977.7884.2181.58.81778.5778.5788.8978.57.801
 Urine46.0840.0068.4242.11.09447.6235.7155.5650.00.575
 CSF23.5315.5621.0534.21.13119.0514.2944.4428.57.095
 Fluid culture14.856.6721.0521.62.11614.6310.7111.1128.57.446
Positive culture result (%)0.000.000.000.000.000.000.000.00.000
Viral panel (%)43.1451.1136.8436.84.35238.1057.1438.8935.71.373
Positive viral panel (%)8.828.895.2610.53.80411.907.145.567.14.830
  • CSF, cerebrospinal fluid; CT, computerized tomography; —, not applicable.