Table 1.
Patient characteristics.
| NCP group (n = 37) | 2019 group (n = 96) | T/χ2 | p | |
|---|---|---|---|---|
| Age, y | 59.70 ± 13.76 | 58.60 ± 11.19 | 0.475 | 0.636 |
| BMI, kg/m2 | 26.64 ± 4.68 | 25.63 ± 4.16 | 1.215 | 0.227 |
| Male, n (%) | 26 (70.27) | 71 (73.96) | 0.184 | 0.668 |
| Hypertension, n (%) | 23 (62.16) | 58 (60.42) | 0.034 | 0.853 |
| Diabetes, n (%) | 19 (51.35) | 49 (52.04) | 0.001 | 0.974 |
| Hyperlipidemia, n (%) | 25 (67.57) | 53 (55.21) | 1.682 | 0.195 |
| Smoke, n (%) | 21 (56.76) | 56 (58.33) | 0.027 | 0.869 |
| DTB, min | 60.0 ± 12.39 | 58.83 ± 12.85 | 0.474 | 0.636 |
| Operation time, min | 61.46 ± 9.91 | 62.55 ± 10.72 | − 0.538 | 0.592 |
| Drug eluting stent, n (%) | 27 (72.97) | 76 (79.17) | 0.151 | 0.698 |
| Stent number | 1.05 ± 0.82 | 1.10 ± 0.80 | − 0.322 | 0.748 |
| PTCA, n (%) | 6 (16.22) | 19 (19.76) | 0.224 | 0.636 |
| IABP, n (%) | 4(10.81) | 7(7.29) | 0.436 | 0.509 |
| Final TIMI-3, n (%) | 33(89.19) | 91(94.79) | 1.329 | 0.249 |
| X-ray time, min | 23.03 ± 4.16 | 24.32 ± 5.85 | − 1.232 | 0.220 |
| X-ray dose, mGy | 1514.54 ± 166.96 | 1561.58 ± 195.67 | − 1.292 | 0.199 |
| Contrast medium dose, ml | 123.03 ± 20.28 | 127.30 ± 22.41 | − 1.011 | 0.314 |
| Radial artery approach, n (%) | 28(75.68) | 85(94.79) | 2.896 | 0.089 |
| Puncture complications, n (%) | 2(5.4%) | 4(4.17%) | 0.670 | |
| Takotsubo Syndrome, n (%) | 4 (10.81) | 1 (1.04) | 7.045 | 0.008 |
| Hospital-stay, day | 6.78 ± 2.14 | 8.85 ± 2.64 | − 4.255 | < 0.001 |
| Cardiogenic shock, n (%) | 3 (8.11) | 4 (4.17) | 0.832 | 0.362 |
| Malignant arrhythmias, n (%) | 6 (16.22) | 5 (5.21) | 4.266 | 0.039 |
| Heart failure, n (%) | 2 (5.41) | 10 (10.42) | 0.817 | 0.366 |
| Death, n (%) | 4 (10.81) | 6 (6.25) | 0.799 | 0.371 |