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Volume 17, Number 9—September 2011

CME ACTIVITY - Research

Inpatient Capacity at Children’s Hospitals during Pandemic (H1N1) 2009 Outbreak, United States

Marion R. SillsComments to Author , Matthew Hall, Evan S. Fieldston, Paul D. Hain, Harold K. Simon, Thomas V. Brogan, Daniel B. Fagbuyi, Michael B. Mundorff, and Samir S. Shah
Author affiliations: Author affiliations: University of Colorado School of Medicine, Aurora, Colorado, USA (M.R. Sills); Children's Hospital Colorado, Aurora (M.R. Sills); Child Health Corporation of America, Shawnee Mission, Kansas, USA (M. Hall); University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, USA (E.S. Fieldston, S.S. Shah); Children's Hospital of Philadelphia, Philadelphia (E.S. Fieldston, S.S. Shah); Monroe Carell Jr. Children's Hospital at Vanderbilt, Nashville, Tennessee, USA (P.D. Hain); Emory University School of Medicine, Atlanta, Georgia, USA (H.K. Simon); Children's Healthcare of Atlanta, Atlanta (H.K. Simon); Seattle Children’s Hospital, Seattle, Washington, USA (T.V. Brogan); University of Washington School of Medicine, Seattle (T.V. Brogan); The George Washington University School of Medicine, Washington, DC, USA (D.B. Fagbuyi); Children's National Medical Center, Washington (D.B. Fagbuyi); Intermountain Healthcare, Salt Lake City, Utah, USA (M.B. Mundorff)

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Table 1

Hospital characteristics and aggregated experiences in 34 PHIS hospitals, United States, all of 2008, 2008–09 seasonal influenza period, and fall 2009 pandemic (H1N1) 2009 period*

Hospital characteristics Calendar year 2008, 52 wk, median (IQR) 2008–09 seasonal influenza, 8 wk, median (IQR)† Fall 2009 pandemic influenza, 11 wk, median (IQR)‡
Overall§
Beds, no. 255 (221–316) 265 (219–319) 265 (219–319)
Admissions, no. 12,105 (9,913–14,247) 1,871 (1,489–2,197) 2,774 (2,219–3,319)
Bed-days, no. 89,117 (70,691–96,346) 15,299 (13,087–17,312) 19,283 (15,842–21,315)
Occupancy, %
91 (87–95)
101 (96–110)
95 (85–99)
Non-ICU
Beds, no. 129 (91–179) 132 (90–181) 132 (90–181)
Admissions, no. 10,575 (8,415–13,022) 1,595 (1,346–2,030) 2,419 (1,838–2,907)
Bed-days, no. 81,735 (65,703–87,171) 13,933 (11,946–15,902) 16,703 (1,2051–18,843)
Occupancy, %
94 (91–103)
108 (100–117)
98 (92–105)
ICU¶
Beds, no. 33 (25–48) 37 (27–51) 37 (27–51)
Admissions, no. 1,654 (1,167–22,80) 245 (189–316) 401 (296–516)
Bed-days, no. 8,299 (5,502–11,083) 1,576 (1,155–1,889) 1,873 (1,094–2,638)
Occupancy, % 72 (44–87) 80 (51–97) 65 (47–88)

*PHIS, Pediatric Health Information System; IQR, interquartile range; ICU, intensive care unit; MMWR, Morbidity and Mortality Weekly Report (Centers for Disease Control and Prevention, Atlanta, GA, USA).
†MMWR reporting weeks 4–11 (January 31–March 20, 2009).
‡MMWR reporting weeks 35–45 (September 5–November 20, 2009).
§Excluding neonatal and behavioral health patients and designated beds.
¶Excluding neonatal intensive care units.

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