Table 1

Patient’s characteristics stratified by time periods

P1 (n=1411)P2 (n=1217)P value
Age, years72 (65–81)72 (66–81)0.29
Male gender, n (%)886 (63)747 (61)0.46
SPB, mm Hg145 (120–165)145 (121–165)0.91
GCS15 (12–15)15 (14–15)<0.01
BD, mmol/L1.45 (−0.50–3.80)1.90 (0.40–3.90)<0.01
PPS-ASA2 (1–3)2 (2–3)<0.01
ISS17 (10–26)17 (10–26)0.04
Penetrating injury, n (%)49 (4)43 (4)0.93
Patients transfused, n (%)101 (7)62 (5)0.03
Ps0.830.85<0.01
LOS ICU, days2 (1–5)2 (1–4)0.02
TTA, n (%)749 (53)878 (72)<0.01
 61–70 years382/616 (62)425/529 (80)<0.01
 71–80 years222/440 (51)257/363 (71)<0.01
 >80 years145/355 (41)196/325 (60)<0.01
Mortality, n (%)266 (19)154 (13)<0.01
 61–70 years79/616 (13)36/529 (7)<0.01
 71–80 years82/440 (19)45/363 (12)0.02
 >80 years105/355 (30)73/322 (23)0.04
  • Values are median and IQR when not stated otherwise.

  • BD, base deficit; GCS, Glasgow Coma Scale; ISS, Injury Severity Score; LOS ICU, length of stay in the intensive care unit; P1, period 1; P2, period 2; PPS-ASA, preinjury physical status according to the American Society of Anesthesiologists classification system; Ps, probability of survival; SBP, systolic blood pressure; TTA, trauma team activation.