Skip to main content

Table 3 Factors associated with healthcare-associated infections according to the results of univariate and multivariate logistic regression analysis

From: A nationwide assessment of the burden of healthcare-associated infections and antimicrobial use among surgical patients: results from Serbian point prevalence survey, 2017

Variables Without HAI With HAI Logistic regression model
Univariate Multivariate
n (%) n (%) OR (95%CI) p OR (95%CI) p
Male sex 5546 (46.4) 298 (57.4) 1.56 (1.31–1.86) < 0.001 1.30 (1.08–1.58) 0.006
Age > 60 years 7391 (61.8) 359 (69.2) 1.18 (1.07–1.29) 0.001
McCabe (nonfatal vs others) 9445 (79.0) 299 (57.6) 2.76 (2.31–3.31) < 0.001 1.44 (1.17–1.77) < 0.001
Hospital level       
Secondary 6268 (52.4) 208 (40.1) ref    
Tertiary 5691 (47.6) 311 (59.9) 1.65 (1.38–1.97) < 0.001 1.30 (1.06) 0.10
Hospital size       
Small hosp. 2816 (23.5) 108 (20.8) Ref   
Large hosp. 2916 (24.4) 94 (18.1) 1.40 (1.17–1.67) < 0.001  
Surgery 3365 (28.1) 261 (50.3) 2.58 (2.16–3.08) < 0.001
ICU 438 (3.7) 83 (16.0) 5.01 (3.89–6.45) < 0.001
Urinary catheter 2574 (21.5) 304 (58.6) 5.15 (4.31–6.17) < 0.001 1.78 (1.45–2.19) < 0.001
Mechanical ventilation 182 (1.5) 86 (16.6) 12.85 (9.77–16.90) < 0.001 2.38 (1.70–3.30) < 0.001
CVC 486 (4.1) 146 (28.1) 9.24 (7.48–11.42) < 0.001 2.33 (1.79–3.06) < 0.001
Antibiotic therapy 4778 (40.0) 507 (97.7) 0.016 (0.009–0.28) < 0.001 0.23 (0.13–0.41) < 0.001
  1. McCabe McCabe classification, ICU intensive care units, CVC central venous catheter