Table 1. Baseline characteristics.
| Numbness negative (n=470) | Numbness positive (n=9) | p | |
|---|---|---|---|
| Age (years) | 59.0±11.6 | 52.6±9.8 | 0.10 |
| Male | 309 (65.7) | 7 (77.8) | 0.72 |
| Height (cm) | 162±8.5 | 167±7.9 | 0.10 |
| BMI (kg/m2) | 24.9±3.2 | 24.7±4.1 | 0.79 |
| Hypertension | 229 (48.7) | 4 (44) | >0.99 |
| Diabetes | 105 (22.3) | 3 (33.3) | 0.42 |
| Hypercholesterolemia | 268 (57) | 3 (33.3) | 0.18 |
| Smoking | 233 (49.6) | 6 (66.7) | 0.33 |
| CHF | 26 (5.5) | 0 | >0.99 |
| PAD | 3 (0.6) | 0 | >0.99 |
| CKD | 7 (1.5) | 0 | >0.99 |
| Previous CVA | 23 (4.9) | 0 | >0.99 |
| Previous CAD | 248 (52.8) | 6 (66.7) | 0.51 |
| Previous MI | 54 (11.5) | 3 (33.3) | 0.08 |
| Ejection fraction | 61.0±11.5 | 62.2±9.6 | 0.76 |
| Procedural parameters | |||
| Right hand | 328 (69.8) | 8 (88.9) | 0.29 |
| Modified seldinger | 141 (30.0) | 1 (11.1) | 0.20 |
| Concomitant PCI | 102 (21.8) | 3 (33.3) | 0.42 |
| ACS | 84 (17.9) | 1 (11.1) | >0.99 |
| Sheath insertion time (min) | 6.2±6.8 | 4.4±2.8 | 0.41 |
| Sheath (French) | 4.6±0.9 | 5.1±1.2 | 0.14 |
| 7 French sheath use | 24 (5.1%) | 2 (22.2%) | 0.08 |
| Lidocaine volume (cc) | 1.4±0.9 | 2.1±0.9 | 0.08 |
| Heparin inject (IU) | 2951±2247 | 3666±3535 | 0.35 |
| *Puncture location (cm) | 0.4±0.5 | 0.2±0.4 | 0.18 |
| Puncture attempts | 1.3±0.7 | 1.5±0.5 | 0.53 |
Data are expressed as mean±standard deviation or n (%). *distance from the styloid process. BMI: body mass index, CHF: congestive heart failure, PAD: peripheral artery disease, CKD: chronic kidney disease, CVA: cerebro-vascular accident, CAD: coronary artery disease, MI: myocardial infarction, PCI: percutaneous coronary intervention, ACS: acute coronary syndrome