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Table 1 Descriptive statistics of variables for MRSA and C. difficile contamination in patient rooms

From: The identification and epidemiology of meticillin-resistant Staphylococcus aureus and Clostridium difficile in patient rooms and the ward environment

  Unexposed rooms (n = 26) MRSA exposed rooms (n = 10) C. difficileexposed rooms (n = 3) Overall Prevalence
Variablesa MRSA (%) C. difficile(%) MRSA (%) C. difficile(%) MRSA (%) C. difficile(%) MRSA (%) C. difficile(%)
General prevalence 6/149 (4.0) 9/149 (6.0) 1/52 (1.9) 1/52 (1.9) 0/17 (0) 4/17 (23.5) 7/218 (3.2) 14/218 (6.4)
Ward:         
 Medicine Ab 4/54 (7.4) 3/54 (5.6) 0/20 (0) 1/20 (5.0) 0/5 (0) 2/5 (40) 4/79 (5.1) 6/79 (7.6)
 Medicine Bc 0/35 (0) 3/35 (8.6) 1/16 (6.3) 0/16 (0) No sampling No sampling 1/51 (1.9) 3/51 (5.9)
 Surgeryd 2/60 (3.3) 3/60 (5.0) 0/16 (0) 0/16 (0) 0/12 (0) 2/12 (16.7) 2/88 (2.3) 5/88 (5.7)
Material type:         
 Cork 0/23 (0) 3/23 (13) 0/7 (0) 1/7 (14.3) 0/3 (0) 2/3 (66.7) 0/33 (0) 6/33 (18.2)
 Fabric 0/26 (0) 0/26 (0) 1/8 (12.5) 0/8 (0) 0/2 (0) 0/2 (0) 1/36 (2.8) 0/36 (0)
 Laminate 1/26 (3.8) 1/26 (3.8) 0/9 (0) 0/9 (0) 0/3 (0) 1/3 (33.3) 1/38 (2.6) 2/38 (5.3)
 Plastic 5/74 (6.8) 5/74 (6.8) 0/28 (0) 0/28 (0) 0/9 (0) 1/9 (11.1) 5/111 (4.5) 6/111 (5.4)
Surface sampled:         
 Bulletin boarde 0/23 (0) 3/23 (13) 0/7 (0) 1/7 (14.3) 0/3 (0) 2/3 (66.7) 0/33 (0) 6/33 (18.2)
 Chair backe 4/25 (16) 2/25 (8) 0/10 (0) 0/10 (0) 0/3 (0) 0/3 (0) 4/38 (10.5) 2/38 (5.3)
 End of bed 1/26 (3.8) 1/26 (3.8) 0/10 (0) 0/10 (0) 0/3 (0) 1/3 (33.3) 1/39 (2.6) 2/39 (5.1)
 Overbed tablee 1/26 (3.8) 1/26 (3.8) 0/9 (0) 0/9 (0) 0/3 (0) 1/3 (33.3) 1/38 (2.6) 2/38 (5.3)
 Privacy curtaine 0/26 (0) 0/26 (0) 1/8 (12.5) 0/8 (0) 0/2 (0) 0/2 (0) 1/36 (2.8) 0/36 (0)
 Televisione 0/23 (0) 2/23 (8.7) 0/8 (0) 0/8 (0) 0/3 (0) 0/3 (0) 0/34 (0) 2/34 (5.9)
  1. n = number of rooms.
  2. a Denominator is based on the number of surfaces in patient rooms that were tested.
  3. b Total of 10 unexposed rooms, 4 MRSA exposed rooms, 1 C. difficile exposed room located in ward Medicine A.
  4. c Total of 6 unexposed rooms, 3 MRSA exposed rooms, 0 C. difficile exposed rooms located in ward Medicine B.
  5. d Total of 10 unexposed rooms, 3 MRSA exposed rooms, 2 C. difficile exposed rooms located in the surgical ward.
  6. e Surfaces were not present in all patient rooms at the time of sampling.