Table 2 Patient characteristics according to hs-TnT levels on inclusion in the study
All patients | Quartile (Q) 1 to 2 | Quartile (Q) 3 to 4 | P -value | |
|---|---|---|---|---|
(n =155) | (n =78) | (n =77) | (Q 1 to 2 versus Q 3 to 4) | |
hs-TnT, ng/L, range | 18-17837 | 18-415 | 418-17837 | - |
Age | 63 (56 to 72) | 63 (56 to 70) | 64 (57 to 72) | 0.25 |
Male sex | 132 (85%) | 67 (86%) | 65 (84%) | 0.80 |
Body mass index | 26 (24 to 29) | 27 (25 to 29) | 26 (24 to 28) | 0.054 |
Creatinine clearance, mL/minute | 94 (72 to 126) | 100 (77 to 129) | 88 (67 to 123) | 0.13 |
Coronary artery disease, n (%) | 50 (32%) | 26 (33%) | 24 (31%) | 0.77 |
Diabetes mellitus, n (%) | 33 (21%) | 22 (28%) | 11 (14%) | 0.034 |
Hypertension, n (%) | 70 (45%) | 35 (45%) | 35 (46%) | 0.94 |
Heart failure, n (%) | 23 (15%) | 16 (21%) | 7 (9%) | 0.045 |
SAPS II score | 58 (40 to 69) | 54 (37 to 66) | 62 (44 to 69) | 0.034 |
Resuscitation | ||||
Witnessed cardiac arrest, n (%) | 143 (92%) | 73 (94%) | 70 (91%) | 0.53 |
Bystander CPR, n (%) | 105 (68%) | 55 (71%) | 50 (65%) | 0.46 |
Time to ROSC, minutes | 20 (14 to 29) | 17 (11 to 21) | 26 (18 to 32) | <0.001 |
Treatment during ICU stay | ||||
Therapeutic hypothermia | 134 (87%) | 67 (86%) | 67 (87%) | 0.84 |
Coronary angiography | 34 (22%) | 14 (18%) | 20 (26%) | 0.23 |
PCI | 15 (10%) | 2 (3%) | 13 (17%) | 0.003 |
Infection | ||||
Pneumonia | 64 (41%) | 34 (44%) | 30 (39%) | 0.56 |
Sepsis | 9 (6%) | 5 (6%) | 4 (5%) | 1.00 |
Outcome | ||||
Mechanical ventilation, h | 50 (40 to 79) | 49 (40 to 73) | 57 (43 to 89) | 0.24 |
ICU LOS, days | 3.2 (2.2 to 5.0) | 3.1 (2.1 to 5.2) | 3.6 (2.3 to 4.9) | 0.51 |
Hospital mortality | 45 (29%) | 18 (23%) | 27 (35%) | 0.10 |
Mortality after 1 year | 59 (38%) | 22 (28%) | 37 (48%) | 0.011 |
CPC 3 to 5 after 1 year | 65 (42%) | 24 (31%) | 41 (53%) | 0.005 |