Table 2.
MACE of univariate analysis.
| Statistics | YY | |
|---|---|---|
| Sex (n (%)) | ||
| Female | 70 (17.28%) | 1.0 |
| Male | 335 (82.72%) | 0.98 (0.55, 1.73) 0.9310 |
| Age (year) | 60.44 ± 12.23 | 1.03 (1.01, 1.05) 0.0021 |
|
| ||
| Number of implanted stents (n (%)) | ||
| PTCA | 16 (3.95%) | 1.0 |
| 1-stent | 291 (71.85%) | 0.22 (0.08, 0.62) 0.0045 |
| 2-stent | 87 (21.48%) | 0.23 (0.07, 0.70) 0.0095 |
| 3-stent | 11 (2.72%) | 0.13 (0.02, 0.84) 0.0315 |
|
| ||
| Number of used balloons (n (%)) | ||
| 1-balloon | 329 (81.23%) | 1.0 |
| 2-balloon | 72 (17.78%) | 0.90 (0.50, 1.59) 0.7093 |
| 3-balloon | 4 (0.99%) | 0.83 (0.09, 8.11) 0.8752 |
|
| ||
| Hypertension (n (%)) | ||
| No | 177 (43.70%) | 1.0 |
| Yes | 228 (56.30%) | 1.34 (0.86, 2.08) 0.1953 |
|
| ||
| Hyperlipidemia (n (%)) | ||
| No | 270 (66.67%) | 1.0 |
| Yes | 135 (33.33%) | 0.63 (0.39, 1.02) 0.0619 |
|
| ||
| Diabetes (n (%)) | ||
| No | 325 (80.25%) | 1.0 |
| Yes | 80 (19.75%) | 1.12 (0.65, 1.91) 0.6811 |
|
| ||
| Smoking (n (%)) | ||
| No | 238 (58.77%) | 1.0 |
| Yes | 167 (41.23%) | 0.66 (0.42, 1.04) 0.0732 |
| Time from symptom onset to balloon dilatation (h) | 6.94 ± 3.01 | 1.05 (0.98, 1.13) 0.1650 |
| Time from admission to balloon dilatation (min) | 75.69 ± 30.32 | 1.00 (0.99, 1.01) 0.5895 |
|
| ||
| Killip class (n (%)) | ||
| I | 329 (81.23%) | 1.0 |
| II | 42 (10.37%) | 2.47 (1.26, 4.83) 0.0081 |
| III | 22 (5.43%) | 9.69 (3.66, 25.67) <0.0001 |
| IV | 12 (2.96%) | 18.17 (3.89, 84.82) 0.0002 |
|
| ||
| Pre-PCI TIMI grade (n (%)) | ||
| TIMI0 | 302 (74.57%) | 1.0 |
| TIMI1 | 57 (14.07%) | 0.99 (0.53, 1.83) 0.9629 |
| TIMI2 | 46 (11.36%) | 0.35 (0.14, 0.85) 0.0204 |
|
| ||
| Post-PCI TIMI grade (n (%)) | ||
| TIMI0 | 3 (0.74%) | 1.0 |
| TIMI1 | 1 (0.25%) | - |
| TIMI2 | 21 (5.20%) | 1.50 (0.12, 19.24) 0.7554 |
| TIMI3 | 379 (93.81%) | 0.75 (0.07, 8.32) 0.8120 |
|
| ||
| Infarction-related artery (n (%)) | ||
| LAD | 195 (48.15%) | 1.0 |
| LM | 9 (2.22%) | 8.07 (1.63, 40.00) 0.0106 |
| LCX | 45 (11.11%) | 0.75 (0.35, 1.57) 0.4405 |
| RCA | 156 (38.52%) | 0.72 (0.44, 1.16) 0.1729 |
|
| ||
| Use of thrombus aspiration catheter (n (%)) | ||
| No | 378 (93.33%) | 1.0 |
| Yes | 27 (6.67%) | 1.55 (0.69, 3.49) 0.2909 |
|
| ||
| Applied IABP (n (%)) | ||
| No | 378 (93.33%) | 1.0 |
| Yes | 27 (6.67%) | 5.87 (2.55, 13.51) <0.0001 |
|
| ||
| Temporary pacemaker (n (%)) | ||
| No | 347 (85.68%) | 1.0 |
| Yes | 58 (14.32%) | 0.97 (0.52, 1.80) 0.9181 |
| CK peak value (U/L) | 3,089.71 ± 2,484.25 | 1.00 (1.00, 1.00) 0.0021 |
| CK-MB peak value (U/L) | 270.88 ± 246.23 | 1.00 (1.00, 1.00) 0.0051 |
| TnI peak value (U/L) | 11.22 ± 9.55 | 1.03 (1.01, 1.06) 0.0040 |
|
| ||
| ST-segment resolution (n (%)) | ||
| No | 108 (26.67%) | 1.0 |
| Yes | 297 (73.33%) | 0.50 (0.31, 0.80) 0.0041 |
| NT-proBNP (pg/mL) | 3,050.54 ± 4,565.76 | 1.00 (1.00, 1.00) <0.0001 |
Note. -: the model failed due to the small sample. ST-segment resolution: ST elevation of the IRA after surgery from that before surgery, which was then divided by the ST elevation before surgery.