Clinical Use of Ultrasensitive Cardiac Troponin I Assay in Intermediate- and High-Risk Surgery Patients
Table 2
Perioperative characteristics of all patients, stratified by the occurrence of 30-day cardiovascular events.
All patients (142)
Cardiovascular events
Yes ()
No ()
Postoperative laboratory tests
NT-proBNP, pg/mL
1175 586.97–2987
3699 926–12989
1091 588–2759
0.013
cTnI postoperative day 1, g/L
0.018 0.009–0.036
0.049 0.020–0.425
0.017 0.008–0.032
0.001
cTnI postoperative day 2, g/L
0.019 0.009–0.053
0.192 0.059–0.686
0.018 0.009–0.034
<0.001
Delta cTnI > 30%*
86 (60.5)
15 (93.7)
71 (56)
0.001
Intraoperative events
Hypotension (systolic < 100 mmHg)
91 (64.1)
9 (56.3)
82 (65.1)
0.58
Bradycardia (heart rate < 50 bpm)
33 (23.2)
4 (25)
29 (23)
1.00
Blood transfusion
18 (12.7)
5 (31.3)
13 (10.3)
0.033
Types of surgery
0.046
Abdominal
71 (50)
4 (25)
67 (53.2)
Thoracic
10 (7)
0
10 (7.9)
Vascular
45 (31.7)
9 (56.3)
36 (28.6)
Prostate
4 (2.8)
0
4 (3.2)
Hip
12 (8.5)
3 (18.8)
9 (7.1)
Data are expressed as number (percentage), mean ± SD, or median [interquartile range] as appropriate. value indicates differences between patients with and without primary cardiovascular events. NT-proBNP: N-terminal pro-B-type natriuretic peptide. cTnI: cardiac troponin I. .