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Table 6 Univariate analysis of demographic and admission data on acquisition (n = 1767)

From: Review of a two-year methicillin-resistant Staphylococcus aureus screening program and cost-effectiveness analysis in Singapore

 

Acquired MRSA, [n = 85 (%)a]

Did not acquire MRSA, [n = 1682 (%)a]

OR (95 % CI)

p value

Demographics

 Age, median (range)

55 (15–109)

46 (13–109)

1.03 (1.01–1.04)

<0.001

 ≥ 65 years

28 (32.9)

273 (16.2)

2.53 (1.52–4.14)

<0.001

 < 65 years

57 (67.1)

1409 (83.8)

1.0

 

Gender

 Male

59 (69.4)

1180 (70.2)

0.96 (0.59–1.62)

0.88

 Female

26 (30.6)

502 (29.8)

1.0

 

Ethnicity

 Chinese

63 (74.1)

1197 (71.2)

1.2 (0.69–2.00)

0.56

 Malay

9 (10.6)

202 (12.0)

0.87 (0.38–1.77)

0.69

 Indian

7 (8.2)

157 (9.3)

0.87 (0.33–1.93)

0.73

 Others

6 (7.1)

126 (7.5)

0.94 (0.33–2.19)

0.88

Patient groups

 HIV

32 (37.7)

647 (38.5)

0.97 (0.60–1.54)

0.880

 Dermatology

46 (54.1)

578 (34.4)

2.25 (1.42–5.39)

0.0002

 Infectious disease

7 (8.2)

457 (27.2)

0.24 (0.09–0.53)

0.0001

Admission ward

 Single-bed room

61 (71.8)

1223 (72.7)

0.95 (0.58–1.62)

0.849

 Multi-bed room

24 (28.2)

459 (27.3)

1.0

 

Length of stay, days; median (range)

8 (2–105)

5 (1–145)

1.04 (1.02–1.06)

<0.001

  1. a Unless otherwise indicated