Table 2.
Potential predictors of the no-reflow after PCI.
| Features | Normal reflow (n=491) | No-reflow (n=435) | P value |
|---|---|---|---|
| Age (>53 year) | 269 (54.8) | 238 (54.7) | 0.982 |
| Male, n (%) | 225 (45.8) | 204 (46.9) | 0.744 |
| BMI (kg/m2) | 25.6±5.0 | 26.2±5.0 | 0.105 |
| Hypertension, n (%) | 240 (48.9) | 271 (62.3) | <0.001 |
| Smoke, n (%) | 172 (35.0) | 184 (42.3) | 0.023 |
| History of ischemic heart disease, n (%) | 106 (21.6) | 125 (28.7) | 0.012 |
| Diabetes, n (%) | 152 (31.0) | 214 (49.2) | <0.001 |
| Hyperlipemia, n (%) | 200 (40.7) | 215 (49.4) | 0.008 |
| TIMI grade at admission <3, n (%) | 296 (60.3) | 332 (76.3) | <0.001 |
| CTFC before recanalization | 35.3±6.7 | 38.6±8.1 | <0.001 |
| TIMI score | 3.81±0.44 | 4.31±0.67 | <0.001 |
| Total serum bilirubin (μmol/L) | 11.5±6.3 | 12.3±7.4 | 0.076 |
| Pre-infarction angina, n (%) | 198 (40.3) | 111 (25.5) | <0.001 |
| Angina time | 15.1±22.5 | 11.5±21.6 | 0.013 |
| Time before PCI (hour)* | 5.8±2.6 | 6.3±2.3 | 0.001 |
| CK-MB on admission (mmol/L) | 212.2±168.9 | 247.1±202.4 | 0.004 |
| LVEF, n (%)** | 205 (41.8) | 223 (51.3) | 0.004 |
| D-dimer (ng/ml) | 272.0±218.9 | 508.5±254.7 | <0.001 |
*
Time before PCI was defined as the interval between occurrence of infarction symptoms and execution of PCI procedures.
**
n (%) indicated the number and percentage of patients with LVEF less than 45%.