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Table 1 Hospital characteristics

From: Rationale, design, and profile of Comprehensive Registry of In-Hospital Intensive Care for OHCA Survival (CRITICAL) study in Osaka, Japan

Institutions (n = 12)
Critical emergency medical center, n (%) 11 (91.7)
Total bed number, mean (SD) 570.2 (408.9)
Intensive care unit bed number, mean (SD) 13.1 (7.1)
Pediatric intensive care unit bed number, mean (SD) 0 (0)
Annual expected number of OHCA cases, mean (SD) 171.4 (72.1)
≥3 physicians treated an OHCA case (daytime duty), n (%) 12 (100)
≥3 physicians treated an OHCA case (nighttime duty), n (%) 8 (66.7)
≥3 nurses treated an OHCA case (daytime duty), n (%) 6 (50.0)
≥3 nurses treated an OHCA case (nighttime duty), n (%) 2 (16.7)
Acute care physicians for OHCA treatments, n (%) 12 (100.0)
Intensive care physicians for OHCA treatments, n (%) 10 (83.3)
 ICU training facility for board-certified intensivists, n (%) 10 (83.3)
Anesthesiologists for OHCA treatments, n (%) 8 (66.7)
Cardiologists for OHCA treatments, n (%) 11 (91.7)
Pediatricians for OHCA treatments, n (%) 8 (66.7)
Use of ETCO2 monitor during cardiopulmonary arrest, n (%) 8 (66.7)
ECPR use for OHCA, n (%) 9 (75.0)
ECPR protocol, n (%) 9 (75.0)
Clinical engineer who performed ECPR priming, n (%) 10 (83.3)
Body temperature management for OHCA, n (%) 12 (100)
Body temperature management protocol, n (%) 10 (83.3)
 Target (maintenance) temperature (°C), n (%)a   
  33 °C 2 (20.0)
  34 °C 7 (70.0)
  35 °C 1 (10.0)
 Duration of target (maintenance) temperature (hours), mean (SD)a 24 (0.0)
 Rewarming target temperature (°C), mean (SD)a 36.1 (0.3)
 Duration of rewarming (hours), mean (SD)a 33.6 (20.3)
  1. OHCA out-of-hospital cardiac arrest, ICU intensive care unit, ETCO 2 end-tidal carbon dioxide, ECPR extracorporeal cardiopulmonary resuscitation, SD standard deviation
  2. aCalculated for ten institutions having body temperature management protocol