Table 1.
Comparison of general data, univariate analysis
| Variable | Complicated group (n=62) | Non-complicated group (n=186) | χ2 (t) | P |
|---|---|---|---|---|
| Gender (male/female) | 42/20 | 145/41 | 2.616 | 0.106 |
| Age (x̅±s) | 71.34±8.21 | 72.30±8.26 | 0.801 | 0.424 |
| BMI (Kg/m2) (x̅±s) | 21.68±2.46 | 21.73±2.59 | 0.125 | 0.901 |
| Intraoperative heparin dosage (x̅±s, IU) | 4766±654 | 4086±897 | 5.496 | <0.001 |
| Number of implanted stents (x̅±s) | 1.82±0.67 | 1.80±0.69 | 0.213 | 0.832 |
| History of smoking [n (%)] | 25 (40.32) | 78 (41.94) | 0.050 | 0.823 |
| Alcohol consumption [n (%)] | 22 (32.48) | 76 (40.86) | 0.562 | 0.453 |
| Diabetes mellitus [n (%)] | 10 (16.13) | 36 (19.35) | 0.320 | 0.571 |
| Hypertension [n (%)] | 20 (32.26) | 55 (29.56) | 0.159 | 0.690 |
| Hyperlipidaemia [n (%)] | 14 (22.58) | 35 (18.82) | 0.415 | 0.519 |
| Atrial fibrillation [n (%)] | 26 (41.94) | 77 (41.40) | 0.006 | 0.941 |
| White blood cell count (×10^9/L) | 8.69±1.18 | 8.50±1.01 | 1.249 | 0.231 |
| Hemoglobin (g/L) | 153.93±6.47 | 154.24±5.33 | 0.373 | 0.709 |
| Platelet count (×10^9/L) | 125.04±12.71 | 122.21±11.63 | 1.616 | 0.107 |
| Creatinine (μmol/L) | 70.75±11.65 | 70.41±10.00 | 0.219 | 0.827 |
| Total Cholesterol (mmol/L) | 5.93±1.16 | 5.71±0.88 | 1.539 | 0.125 |
| Type of ACS [n (%)] | 5.523 | 0.063 | ||
| Unstable angina | 15 (24.19) | 74 (39.78) | ||
| ST-segment elevation myocardial infarction | 40 (64.52) | 100 (53.76) | ||
| Non-ST-segment elevation myocardial infarction | 7 (11.29) | 12 (6.45) | ||
| Timing of surgery [n (%)] | 25.828 | <0.001 | ||
| Emergency | 42 (67.74) | 58 (31.18) | ||
| Schedule | 20 (32.26) | 128 (68.82) | ||
| Surgical time [n (%)] | 10.240 | 0.006 | ||
| <1 h | 7 (11.29) | 26 (13.98) | ||
| 1-2 h | 28 (45.16) | 118 (63.44) | ||
| ≥2 h | 27 (43.55) | 42 (22.58) | ||
| Mode of pressure hemostasis [n (%)] | 18.727 | <0.001 | ||
| Elastic compression bandage | 24 (38.71) | 25 (13.44) | ||
| Pressure device | 38 (61.29) | 161 (86.56) | ||
| Duration of pressure hemostasis [n (%)] | 6.549 | 0.010 | ||
| <4 h | 41 (66.13) | 152 (81.72) | ||
| ≥4 h | 21 (33.87) | 34 (18.28) | ||
| Postoperative HAS-BLED bleeding score [n (%)] | 6.930 | 0.008 | ||
| <3 | 47 (75.80) | 166 (89.24) | ||
| ≥3 | 15 (24.19) | 20 (10.75) | ||
| Number of radial artery punctures | 4.333 | 0.037 | ||
| <3 | 48 (77.42) | 164 (88.17) | ||
| ≥3 | 14 (22.58) | 22 (11.83) |
CVA: cerebrovascular accident; TRA: trans-radial access; BMI: body mass index; IU: international units; ACS: acute coronary syndrome; HAS-BLED: Hypertension, Abnormal renal/liver function, Stroke, Bleeding history or predisposition, Labile international normalized ratio, Elderly, Drugs/alcohol concomitantly.