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Table 2 Catheter decolonization results – polyhexanide 0.02% versus NaCl 0.9%

From: Decolonization potential of 0.02% polyhexanide irrigation solution in urethral catheters under practice-like in vitro conditions

Catheter

Swab Extraction Method

Membrane Filtration Method

log with NaCl

log with polyhexanide

Difference NaCl –polyhexanide

log with NaCl

log with polyhexanide

Difference NaCl –polyhexanide

1

2.34

2.48

−0.13

1.00

1.00

0.00

2

2.48

1.48

1.00

1.00

1.00

0.00

3

2.48

1.30

1.18

2.00

0.00

2.00

4

2.48

1.48

1.00

2.00

0.00

2.00

5

2.48

1.48

1.00

2.00

2.00

0.00

6

2.48

2.48

0.00

2.00

2.00

0.00

7

2.48

2.48

0.00

1.00

1.00

0.00

8

2.48

2.48

0.00

2.00

1.00

1.00

9

2.08

2.48

−0.40

2.00

0.00

2.00

10

1.90

2.48

−0.57

2.00

0.00

2.00

Mean

2.37

2.06

0.31a

1.70

0.80

0.90b

Standard deviation

0.196

0.514

0.628

0.458

0.748

0.943

No of catheters

10

10

  1. aThe difference between the polyhexanide and NaCl groups is not statistically significant (p = 0.173) for the swab extraction method
  2. bThe difference between the polyhexanide and NaCl groups is statistically significant (p = 0.034) for the liquid extraction method