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Table 2 Central venous catheter (CVC) and CVC securement characteristics in the two study groups

From: A clinical evaluation of two central venous catheter stabilization systems

 

Suture group (n = 86)

Suture-free group (n = 85)

p value

Median (IQR) size (Fr gauge) of CVC

7 (7; 8.5)

7 (7; 8.5)

0.818a

Median (IQR) number of lumens

3 (3; 4)

3 (3; 4)

0.897a

Insertion site IJ:SC:FM (%)

34:28:24 (39.5:32.6:27.9)

36:25:24 (42.4:29.4:28.2)

0.895b

Hair removed from insertion site (%)

15 (17.4)

12 (14.1)

0.676b

Number of CVC with a box clamp (%)

27 (31.4)

3 (3.5)

< 0.0001b

Mean (95% CI) external CVC length (mm) immediately following CVC insertiond

6.2 (3.9; 8.5) (n = 84)

16.2 (10.0; 22.3) (n = 84)

0.299a

No. of catheter days with assessment (%)

532 (91.3)

643 (90.4)

0.610c

Mean (95% CI) duration (days) the CVC in place

6.8 (5.5; 8.1)

8.4 (6.6; 10.1)

0.162a

Median (IQR) time (min) to apply CVC securement

3 (2; 6.5) (n = 79)

5 (3; 5) (n = 78)

0.184a

Median (IQR) time (min) to replace CVC dressing/securement device

7 (5; 10) (n = 90)

10 (5; 10) (n = 129)

0.006a

Median (IQR) time (min) to remove CVC dressing/securement device

3 (2.5; 5) (n = 25)

2 (1; 4) (n = 29)

0.08a

  1. Patients were randomized to receive either sutures and a Tegaderm™ IV Advanced dressing (suture group) or 3M™ PICC/CVC Securement Device + Tegaderm™ IV Advanced dressing (suture-free group) to secure their CVC onto the skin [n = number of CVC or CVC days (IQR or %)]
  2. IJ, internal jugular vein; SC, subclavian vein; FM, Femoral vein
  3. aMann–Whitney test; bFisher’s exact test; cPearson’s Chi-square; dexternal CVC length measured in millimetre from the CVC skin entry point to the moulded junction of the CVC hub