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Table 3 Demographic data of non-survivors vs. survivors

From: Factors associated with acute kidney injury in the Helsinki Burn Centre in 2006–2015

Variable Survivors (n = 150) Non-survivors (n = 37) P
Age (years) 44.3 ± 19.0 (1–84) 54.9 ± 17.4 (14–87) 0.002 *
Burned TBSA (%) 34.2 ± 13.4 (20–84) 49.6 ± 18.5 (20–86) < 0.0001 *
Burn mechanism
 Flame 107 (71.3%) 33 (89.2%) 0.03 *
 Sauna (hot air) 11 (7.3%) 1 (2.7%)  
 Electrical 11 (7.3%) 0 (0%)  
 Liquid 10 (6.7%) 3 (8.1%)  
 Explosion 8 (5.3%) 0 (0%)  
 Steam 3 (2.0%) 0 (0%)  
ICU stay time (days) 27.5 ± 17.2 (2–95) 17.5 ± 15.5 (3–51) 0.002 *
ABSI score 7.9 ± 1.6 (4–13) 10.1 ± 1.5 (6–13) < 0.0001 *
Baux score 78.6 ± 20.5 (32–141) 104.6 ± 16.0 (59–138) < 0.0001 *
Male sex 113 (75.3%) 26 (70.3%) 0.53
Inhalation injury 22 (14.7%) 10 (27.0%) 0.09
Intubated on arrival 69 (46.0%) 22 (59.5%) 0.20
Escharotomies/fasciotomies 78 (52.0%) 30 (81.1%) 0.001 *
Pre-existing co-morbidity 52 (34.7%) 17 (45.9%) 0.20
Sepsis 12 (8.0%) 6 (16.2%) 0.21
Rhabdomyolysis 16 (10.7%) 5 (13.5%) 0.57
AKI 24 (16.0%) 27 (73.0%) < 0.0001 *
RRT 12 (8.0%) 9 (24.3%) 0.009 *
  1. *) Statistically significant difference, p < 0.05
  2. Data are reported as mean ± SD, (interval) or percentage, when appropriate. ABSI Abbreviated Burn Severity Index, AKI acute kidney injury, ICU intensive care unit, RRT renal replacement therapy, TBSA total body surface area