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Table 3 Univariate analysis of risk factors for asymptomatic central line-associated bloodstream infections in children on hemodialysis

From: Asymptomatic central line-associated bloodstream infections in children implanted with long term indwelling central venous catheters in a teaching hospital, Sri Lanka

Variables CLABSI (n = 410) Non-bacteremics Odds ratio (95% CI)
Symptomatic
Odds ratio (95% CI)
Asymptomatic
Odds ratio (95% CI)
Microbial etiology
MSSA 2.2 (1.1–3.9)   
MRSA 2.4 (1.9–3.1)   
CoNS   3.4 (2.9–3.8)  
Female sex  
Type of CVC
Tunneled   2.7 (1.8–4.3)  
Non-tunneled
Site of insertion
Internal jugular
PICC   2.9 (1.9–4.2)  
Subclavian
Femoral   2.7 (1.8–4.3)  
Number of line-days > 90   2.3 (1.3–4.0)  
Duration of hospital stay
Receipt of vancomycin, meropenem or linezolid in the 5 days prior to obtaining blood cultures   3.7 (2.8–4.6) 4.7 (3.8–5.3)
No. of times intravenous medications given in the prior day (mean ± SD)
Recurrent bacteremia   2.7 (1.8–4.3)  
  1. All significant (P < 0.05) values are displayed with the odds ratio
  2. CLABSI central line-associated bloodstream infections, MSSA Methicillin-sensitive S. aureus, MRSA Methicillin-resistant S. aureus, CoNS Coagulase-negative Staphylococcus sp., CVC central venous catheter, PICC peripherally inserted central catheter, SD standard deviation and CI confidence interval