TABLE 2.

The 20 Most Frequent Observation Diagnoses

DiagnosisnAge, yLOS, hIA, %
Median95% CIMedian95% CI
Acute gastroenteritis7221.21.1–1.318.317.8–18.816
Orthopedic injury3625.05.0–6.012.912.5–13.83
Asthma3272.62.4–2.816.515.5–17.322
Closed head injury2895.04.0–6.013.312.5–14.35
Urgent blood transfusion/infusion2218.05.0–11.04.84.0–5.52
Bronchiolitis2120.30.3–0.420.319.0–22.043
Croup2071.51.4–1.813.812.8–14.54
Abdominal pain1999.09.0–10.014.012.8–15.327
Cellulitis1174.03.0–5.020.019.0–22.015
Seizure (not febrile)983.02.4–4.016.115.0–17.318
Bacterial pneumonia921.91.6–2.619.516.5–21.030
Foreign body aspiration/ingestion921.81.4–2.411.610.5–13.55
Toxic ingestion861.91.8–2.312.110.3–14.05
Urinary tract infection811.20.7–3.018.316.0–19.516
Constipation/bowel cleanout718.07.0–10.023.320.8–23.89
Postoperative complications635.04.0–7.018.012.0–21.016
Sepsis evaluation580.080.08–0.1620.819.0–22.822
Emesis not otherwise specified510.70.3–2.813.511.5–13.022
Viral pneumonia441.91.5–2.418.817.0–21.046
Fever of unclear etiology431.70.4–3.014.012.3–19.326
  • IA indicates inpatient admission for care beyond 24 hours.