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Table 2 Demographic characteristics of combined dataset for step 1–3

From: Improved and standardized method for assessing years lived with disability after burns and its application to estimate the non-fatal burden of disease of burn injuries in Australia, New Zealand and the Netherlands

VariableTotal sample (n = 3401)European (EU) sample (n = 1649)Western Australian (WA) sample (n = 1752)Difference between EU and WA sample
Gender
 Male, n(%)2412 (70.9%)1192 (72.3%)1220 (69.6%)p = 0.089
Age
 Mean (SD)41.1 (15.5)42.0 (14.6)40.3 (16.3)p < 0.001
 Range18–90 years18–90 years18–89 years 
%TBSA burned
 Mean (SD)9.6 (12.2)13.5 (13.7)5.9 (9.1)p < 0.001
 Range0–90%0–90%0–75% 
%TBSA burned
 0- < 5%1587 (46.7%)429 (26.0%)1158 (66.1%) 
 5–20%1364 (40.1%)882 (53.5%)482 (27.5%) 
  > 20%450 (13.2%)338 (20.5%)112 (6.4%) 
Length of hospital stay
 Mean (SD)16.0 (20.7)23.1 (24.8)9.1 (12.4)p < 0.001
 Range0–246 days0–246 days0–130 days 
Nr of surgeries
 Mean (SD)1.3 (2.1)1.5 (2.7)1.1 (1.2)p = 0.013
 Range0–35 surgeries0–35 surgeries0–12 surgeries 
Nr surgery, n(%)
 0720 (21.2%)487 (29.5%)233 (13.3%) 
 11682 (49.5%)608 (36.9%)1074 (61.3%) 
  > 1569 (16.7%)369 (22.4%)200 (11.4%) 
 Unknown430 (12.6%)185 (11.2%)245 (14.0%) 
Etiology (%)p < 0.001
 Scald784 (23.1%)277 (16.8%)507 (28.9%) 
 Contact282 (8.3%)52 (3.2%)230 (13.1%) 
 Flame1444 (42.5%)753 (45.7%)691 (39.4%) 
 Chemical155 (4.6%)59 (3.6%)96 (5.5%) 
 Electrical82 (2.4%)56 (3.4%)26 (1.5%) 
 Other129 (3.8%)36 (2.2%)94 (5.4%) 
 Unknown525 (15.4%)416 (25.2%)109 (6.2%)