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Table 2 Characteristics of the catheters

From: Comparison of the efficacy of three topical antiseptic solutions for the prevention of catheter colonization: a multicenter randomized controlled study

Characteristic All
N = 796
0.5% CHG
N = 261
1.0% CHG
N = 278
10% PVI
N = 257
P value
Type of catheter (n, %)      0.69
 Central venous catheter 285 (35.8%) 93 (35.6%) 95 (34.2%) 97 (37.7%)  
 Arterial catheter 511 (64.2%) 168 (64.4%) 183 (65.8%) 160 (62.3%)
Insertion site (n, %)      0.10
 Central venous catheter
  Internal jugular vein 265 (93.0%) 86 (92.5%) 93 (97.9%) 86 (88.7%)  
  Subclavian vein 11 (3.9%) 5 (5.4%) 1 (1.1%) 5 (5.2%)
  Femoral vein 9 (3.2%) 2 (2.2%) 1 (1.1%) 6 (6.2%)
Arterial catheter      0.20
 Radial artery 481 (96.0%) 160 (97.0%) 173 (96.1%) 148 (94.9%)  
 Femoral artery 15 (3.0%) 5 (3.0%) 6 (3.3%) 4 (2.6%)
 Dorsalis artery 5 (1.0%) 0 1 (0.6%) 4 (2.6%)
Duration of catheterization, median (IQR), days 3.8 (2.0–6.7) 3.8 (2.1–6.7) 4.0 (2.0–7.0) 3.7 (2.0–6.0) 0.43
Methods for catheter culture (n, %)      0.49
 Maki methods 663 (83.3%) 223 (85.4%) 227 (81.7%) 213 (82.9%)  
 Sonication methods 133 (16.7%) 38 (14.6%) 51 (18.4%) 44 (17.1%)
Dressing (n, %)      0.41
 Film 668 (83.9%) 225 (86.2%) 228 (82.0%) 215 (83.7%)  
 Gauze 128 (16.1%) 36 (13.8%) 50 (18.0%) 42 (16.3%)
  1. CHG chlorhexidine gluconate, PVI povidone-iodine, IQR interquartile range