Table 3 Echocardiography findings and in-hospital interventions, NSTEMI/NoMI, median (range) (mean, SD)
Final diagnosis | NSTEMI, n = 22 | NoMI, n = 31 | p |
|---|---|---|---|
Pre-hospital TTE | |||
Patients with/without RWMA (n) | 20/2 | 0/31 | |
Location of RWMA (multiple selections possible) (calculations refer to patients with pre-hospital diagnosis) | |||
RWMA septal (n (%)) | 1 (5) | 0 | - |
RWMA lateral (n (%)) | 10 (50) | 0 | - |
RWMA anterior (n (%)) | 5 (25) | 0 | - |
RWMA posterior (n (%)) | 14 (70) | 0 | - |
EF (%) pre-hospital | 38.0 ± 11.7 | 52.0 ± 7.2 | <0.001 |
In-hospital echocardiography | |||
EF (%) (calculations refer to patients with final diagnosis) | 35.3 ± 20.3 (in 16 of 22) | 49.9 ± 17.3 (in 15 of 31) | 0.06 |
Immediate PCI (n (%)) | 10 (50%) | 4 (12.9) | 0.004 |
Sensitivity for correct diagnosis | 90.9% | - | |
Selectivity for correct diagnosis | 100% | - | |
Positive predictive value | 100% | - | |
Negative predictive value | 94% | - | |
Correlation between pre-hospital observed RWMA and perfusion area of affected coronary arteries determined in hospital | 85.0% | - | |