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Table 1 Characteristics used to match the study hospitals

From: Improving hospital hygiene to reduce the impact of multidrug-resistant organisms in health care–a prospective controlled multicenter study

  Number of discharges/yeara Number of bedsa Level of careb Matching pair
(Precision: 103) (Precision: 102)
Hospital 1 40,000 1,000 maximum A
Hospital 2 35,000 900 maximum A
Hospital 3 23,000 500 standard B
Hospital 4 10,000 200 standard B
Hospital 5 7,000 200 standard C
Hospital 6 7,000 100 standard C
Hospital 7 4,000 100 standard D
Hospital 8 4,000 100 standard D
  1. aData refer to the year 2010
  2. bLevels of care (maximum care or standard care)
  3. -maximum care hospitals: tertiary care; major hospitals with specific sub-specialty care
  4. -standard care hospitals: secondary care; the range of services is restricted to prevalent conditions and a typical range of risks