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Table 3 Distribution of ‘events’ according to Triage stage

From: The formation and design of the TRIAGE study - baseline data on 6005 consecutive patients admitted to hospital from the emergency department

Panel A - Events qualifying for a necessary admission Green (n = 1978) Yellow (n = 2386) Orange (n = 1616) Red (n = 25) p-value*
 No events, n (%) 904 (45.7) 1087 (45.6) 663 (41.0) 0 (0) <0.001
 Acute surgery, n (%) 51 (2.6) 71 (3.0) 80 (5.0) 4 (16) <0.001
 Surgery during admission, n (%) 125 (6.3) 135 (5.7) 115 (7.1) 2 (8) 0.305
 Non-scheduled surgery within 14 days, n (%) 37 (1.8) 46 (1.9) 37 (2.3) 2 (8) 0.145
 Trombolysis, n (%) 6 (0.3) 11 (0.5) 11 (0.7) 0 (0) 0.415
 Endovascular procedure, n (%) 38 (1.9) 50 (2.1) 133 (8.3) 2 (8) <0.001
 Antibiotics > 24 h within 7 days, n (%) 367 (18.5) 575 (24.1) 284 (17.6) 9 (36) <0.001
 i.v.-treatment with diuretics > 1 times within 14 days, n (%) 36 (1.8) 84 (3.5) 73 (4.5) 12 (48) <0.001
 Other i.v.-treatment > 1 times within 14 days, n (%) 414 (20.9) 487 (20.4) 318 (19.7) 14 (56) <0.001
 Admissions lasting more than 3 days, not due to social factors or complications due or to initiated treatments or investigations within 30 days, n (%) 465 (23.5) 672 (28.2) 513 (31.7) 18 (72) <0.001
 Endoscopy detecting GI bleeding within 7 days, n (%) 22 (1.1) 13 (0.5) 6 (0.4) 0 (0) 0.036
 Acute myocardial infarction within 30 days, n (%) 1 (0.1) 3 (0.1) 42 (2.6) 0 (0) <0.001
 Ventricular tachycardia within 30 days, n (%) 0 (0) 5 (0.2) 13 (0.8) 1 (4) <0.001
 Cardiac arrest within 30 days, n (%) 5 (0.2) 4 (0.2) 6 (0.4) 1 (4) 0.002
 Stroke within 30 days, n (%) 11 (0.6) 23 (1.0) 22 (1.4) 2 (8) <0.001
 Transitory Cerebral Ischemia within 30 days, n (%) 5 (0.2) 14 (0.6) 7 (0.4) 0 (0) 0.406
 Chronic obstructive pulmonary disease requiring non invasive ventilation within 7 days, n (%) 1 (0.1) 12 (0.5) 27 (1.7) 3 (12) <0.001
 Transfer to another hospital (apart for rehabilitation) within the current hospitalization, n (%) 62 (3.1) 90 (3.8) 188 (11.6) 7 (28) <0.001
 Admission to intensive care unit within 30 days, n (%) 5 (0.2) 22 (0.9) 47 (2.9) 12 (48) <0.001
 Admission to intermediate-intensive care unit within 14 days, n (%) 6 (0.3) 28 (1.2) 53 (3.3) 6 (24) <0.001
 Death within 30 days, n (%) 44 (2.2) 86 (3.6) 82 (5.1) 7 (28) <0.001
Panel B: Events, which identifies a high-risk patient      
 Admission to intensive care unit within 30 days or semi-intensive care unit within 14 days, n (%) 11 (0.5) 43 (1.8) 90 (5.6) 14 (56) <0.001
 Death within 30 days, n (%) 44 (2.2) 86 (3.6) 82 (5.1) 7 (28) <0.001
  1. *P value indicates significant difference between the triage categories. Green/yellow/orange/red refers to triage acuity level in DEPT: non-urgent/urgent/emergent/resuscitation respectively, (Table 1 for detalis)