TABLE 3

Characteristics of Planned Versus Unplanned Readmissions

Planned (N = 525)Unplanned (N = 2021)P
Illness status, n (% [95% CI])
    Chronic illness507 (96.6 [94.5–97.9])1480 (73.2 [71.2–75.1])
    Acute illness18 (3.4 [2.1–5.5])541 (26.8 [24.9–28.8])<.001
Common patient groups, n (% [95% CI])
    Oncology392 (74.7 [70.7–78.3])418 (20.7 [18.9–22.5])
    Cardiology22 (4.2 [2.7–6.4])142 (7.0 [5.9–8.2])
    Neurology general16 (3.0 [1.8–5.0])67 (3.3 [2.6–4.2])
    Severe neurocompromise15 (2.9 [1.7–4.8])141 (7.0 [5.9–8.2])
    Neurosurgery14 (2.7 [1.5–4.5])91 (4.5 [3.7–5.5])
    Gastrointestinal disease12 (2.3 [1.2–4.1])185 (9.2 [8.0–10.6])
    Congenital anomalies7 (1.3 [0.6–2.9])74 (3.7 [2.9–4.6])
    Pulmonary diseases7 (1.3 [0.6–2.9])123 (6.1 [5.1–7.2])
    Acute infectious diseases5 (1.0 [0.4–2.3])188 (9.3 [8.1–10.7])
    Newborns2 (0.4 [0.1–1.5])164 (8.1 [7.0–9.4])
    General surgery1 (0.2 [0–1.2])78 (3.9 [3.1–4.8])
Age at index admission, median (quartiles),a y9.4 (2.5, 14.5)2.4 (0.3, 10.8)<.001
Readmission LOS, median (quartiles), d4 (2, 5)3 (2, 6)<.001
  • a Quartiles are (25th, 75th) percentiles.