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Table 3 Proportion of AOM cases by setting, age group, and year

From: Trends in healthcare utilization and costs associated with acute otitis media in the United States during 2008–2014

Proportion of AOM cases (%)
Age group Setting 2008 2009 2010 2011 2012 2013 2014 2008–2014 Average (range)
Overall Hospitalization 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1 (0.1–0.2)
  ED/UC visits 6.2 6.0 6.5 7.2 8.2 9.6 10.9 7.8 (6.0–10.9)
  Outpatient visits 93.8 94.0 93.3 92.7 91.7 90.4 89.1 92.1 (89.1–94.0)
<  1 y Hospitalization 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1 (0.1–0.2)
  ED/UC visits 6.0 6.0 6.0 6.6 6.8 7.2 7.1 6.5 (6.0–7.2)
  Outpatient visits 93.9 94.0 93.8 93.3 93.1 92.7 92.8 93.4 (92.7–94.0)
1 y Hospitalization 0.1 0.1 0.2 0.1 0.1 0.1 0.1 0.1 (0.1–0.2)
  ED/UC visits 7.0 6.9 7.0 7.6 7.8 8.5 9.0 7.7 (6.9–9.0)
  Outpatient visits 92.9 93.0 92.7 92.3 92.1 91.4 90.9 92.2 (90.9–93.0)
2–4 y Hospitalization 0.0 0.0 0.2 0.0 0.0 0.1 0.1 0.1 (0.0–0.2)
  ED/UC visits 6.2 6.1 6.3 7.0 7.6 8.6 9.1 7.3 (6.1–9.1)
  Outpatient visits 93.8 93.9 93.5 92.9 92.4 91.4 90.8 92.7 (90.8–93.9)
5–17 y Hospitalization 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.1 (0.0–0.1)
  ED/UC visits 5.9 5.9 6.5 7.2 8.1 9.5 10.7 7.7 (5.9–10.7)
  Outpatient visits 94.0 94.1 93.4 92.8 91.9 90.5 89.3 92.3 (89.3–94.1)
18–49 y Hospitalization 0.0 0.0 0.2 0.0 0.0 0.0 0.0 0.1 (0.0–0.2)
  ED/UC visits 7.4 7.0 8.0 9.0 10.8 13.0 15.0 10.0 (7.0–15.0)
  Outpatient visits 92.5 93.0 91.8 91.0 89.2 86.9 84.9 89.9 (84.9–93.0)
50–64 y Hospitalization 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 (0.1–0.1)
  ED/UC visits 4.0 3.8 4.5 5.1 6.3 7.5 9.1 5.8 (3.8–9.1)
  Outpatient visits 96.0 96.1 95.4 94.9 93.6 92.4 90.9 94.2 (90.9–96.1)
65–74 y Hospitalization 0.4 0.3 0.4 0.3 0.3 0.3 0.3 0.3 (0.3–0.4)
  ED/UC visits 3.3 3.0 3.5 4.0 3.9 5.1 6.0 4.1 (3.0–6.0)
  Outpatient visits 96.3 96.7 96.1 95.7 95.8 94.7 93.8 95.6 (93.8–96.7)
75–84 y Hospitalization 0.6 0.6 0.7 0.4 0.5 0.5 0.4 0.5 (0.4–0.7)
  ED/UC visits 2.9 2.7 3.0 3.6 3.4 4.1 4.7 3.5 (2.7–4.7)
  Outpatient visits 96.4 96.8 96.4 96.0 96.1 95.4 94.9 96.0 (94.9–96.8)
≥ 85 y Hospitalization 1.1 1.0 1.0 0.6 0.6 0.6 0.8 0.8 (0.6–1.1)
  ED/UC visits 2.9 2.7 3.2 3.1 3.3 3.7 3.9 3.3 (2.7–3.9)
  Outpatient visits 96.0 96.3 95.8 96.3 96.1 95.6 95.4 95.9 (95.4–96.3)
  1. Abbreviations: ED emergency department; UC, urgent care