Factors determining level of hospital care and its association with outcome after resuscitation from pre-hospital pulseless electrical activity

Table 1 Classification of ICUs as purposed by WFSICCM. Modified from Marshall et al. 2017 [16]

	Level 1	Level 2	Level 3
Capacity	Short-term support of mild organ dysfunction	Basic support of organ dysfunction	Complex management of organ dysfunction
Treatment	Non-invasive respiratory support	Mechanical ventilator support, pharmacologic hemodynamic support, intermittent RRT	Advanced ventilator and hemodynamic support, continuous RRT
Monitoring	Non-invasive	Invasive	Advanced invasive
Personnel	Nurse patient ratio 1:4 or 1:3 Physicians with some experience on critical care available during day	Nurse patient ratio 1:3 or more Physicians with some ICU training during day, available at night	Nurse patient ratio 1:1 or 1:2 Physicians with ICU training on call 24/7

ICU intensive care unit, RRT renal replacement therapy, WFSICCM World Federation of Societies of Intensive and Critical Care Medicine

ISSN: 1757-7241