Incidence rate VAP CR‐BSI CA‐UTI cases vent. days incid. cases CVC days incid. cases CAD days incid. Admission Planned 62 2326 27 18 3098 6 41 4656 9 Acute 219 8948 24 37 9179 4 131 14278 9 Appendix C: Univariately determined relative risks for infection, based on Cox regression VAP CR‐BSI CA‐UTI RR 95% CI RR 95% CI RR 95% CI Sex Male 1 1 1 Female 0.8* (0.6‐1.0) 1.4 (0.8‐2.5) 1.4** (1.0‐1.9) Age 0‐39 1 1 1 40‐69 0.8 (0.6‐1.1) 1.1 (0.4‐2.6) 1.3 (0.8‐2.1) 70 years and older 0.8 (0.5‐1.1) 1.0 (0.4‐2.4) 1.2 (0.7‐2.0) Device use No device use 1 1 1 Ventilation 1.8 (0.5‐5.8) 1.4 (0.9‐2.4) CVC 0.9 (0.7‐1.2) 1.1 (0.7‐1.5) CAD 1.1 (0.5‐2.2) ∆ APACHE II score 0‐19 1 1 1 ≥20 1.2* (1.0‐1.6) 1.4 (0.8‐2.4) 1.0 (0.7‐1.4) Specialty surgery/traumatology 1 1 1 internal medicine 0.9 (0.6‐1.2) 1.4 (0.3‐6.3) 1.3 (0.9‐1.9) cardiology/‐surgery 0.7 (0.4‐1.1) 0.1 (0.0‐1.4) 1.0 (0.6‐1.9) interaction with time 1.1* (1.0‐1.3) neurology/‐surgery 1.2 (0.9‐1.7) 16.1** (1.4‐190) 1.3 (0.9‐2.0) interaction with time 0.7* (0.4‐1.0) other 0.9 (0.6‐1.4) 2.3 (0.5‐11.7) 0.7 (0.3‐1.4) Immunity not impaired 1 1 1 leucopenia ‡ 3.0 (0.4‐22.1) ‡ otherwise imm. compromised 0.9 (0.6‐1.5) 0.5 (0.1‐2.1) 2.3** (1.4‐3.6) 2 37 Device-associated infections and associated mortality in the ICU
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