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Table 6 Percentage of patients who are colonized on admission to a ward

From: Assessing the role of undetected colonization and isolation precautions in reducing Methicillin-Resistant Staphylococcus aureustransmission in intensive care units

Ward No

Percent having a previous positive test a

Estimated percent of MRSA carriers among admissions with unknown statusb(ϕ × 100%): Median (95% CI)

  

Full Model

No Background

M1

8.4

9.4 (7.3, 12)

9.6 (7.5, 12.2)

M2

7.7

14.1 (10.3, 18.6)

14.4 (10.7, 19)

GS1

8.1

10.4 (7.8, 13.4)

10.7 (8.1, 13.9)

GS2

5.7

8.3 (5.4, 12.1)

9.0 (6, 13)

SS1

8.2

8.7 (5.9, 12.2)

9.2 (6.4, 12.7)

SS2

4.6

5.7 (3.8, 8.2)

6.1 (4.2, 8.6)

SS3

4.2

3.4 (2.1, 5.3)

3.8 (2.4, 5.8)

SS4

3.5

4.6 (2.9, 6.9)

5.9 (4.0, 8.4)

  1. a Patients known to be colonized due to having had a previous positive test during the study period (column 2).
  2. b The percentage of patients with unknown status (due to being newly-admitted or with no previous positive test) who are estimated to be colonized on admission by the model.
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BMC Infectious Diseases

ISSN: 1471-2334

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