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Table 1 Patient characteristics before pECLA initiation for total number of patients and subgroup for survival/non-survival to hospital discharge

From: Validation of RESP and PRESERVE score for ARDS patients with pumpless extracorporeal lung assist (pECLA)

Characteristics, n (%)TotalSurvivorNon-SurvivorMortality
n=73373649%
female sex28 (38)18 (49)10 (28)26%
male sex45 (62)19 (51)26 (72)58%
age, years51 +/− 1744 +/−15*57 +/−  16* 
Body mass index, kg/m227.6 +/− 6.128.2 +/− 6.827.0 +/− 5.2 
SOFA score9 +/− 38 +/− 310 +/− 4 
immunocompromised status13 (18)2 (5)11 (31)85%
Immunocompetent status60 (82)35 (95)25 (69)42%
Origin of ARDS, n (%)
 pneumonia44 (60)25 (68)19 (53)43%
  viral10 (14)7 (19)3 (8)30%
  bacterial29 (40)14 (38)15 (42)52%
  aspiration3 (4)3 (8)0 (0)0%
 trauma and burn10 (14)5 (14)5 (14)50%
 status asthmaticus3 (4)2 (5)1 (3)33%
 other16 (22)5 (14)11 (31)69%
Severity of ARDS, n (%)
 mild6 (8)4 (11)2 (6)33%
 moderate40 (55)20 (54)20 (56)50%
 severe27 (37)13 (35)14 (39)52%
Ventilator/pECLA therapy
 Duration of mechanical ventilation before pECLA, days8 +/− 86 +/− 710 +/− 10 
 Duration of pECLA therapy, days8 +/− 87 +/− 59 +/− 9 
 rescue therapy (ECMO)9 (12)5 (14)4 (11)44%
 no rescue therapy64 (78)32 (86)32 (89)50%
Rescue therapy before pECLA
 Inhaled nitric oxide11 (15)7 (19)4 (11)25%
 neuromuscular blockade agents0 (0)0 (0)0 (0) 
 prone position10 (14)4 (11)6 (17)60%
Age, years, n (%)
 18–4931 (43)22 (59)9 (25)29%
 50–5914 (19)8 (22)6 (17)43%
  ≥ 6028 (38)7 (19)21 (58)75%
  1. Data presented as mean ± SD or number (n) with percent of all patient within the group (%) and hospital mortality of the group, where applicable. * p < 0.01 alive vs. dead, p < 0.05 alive vs. dead, p < 0.01 between groups