Table 2.
Baseline demographic information by response category among the different assays
| AA aggregometry (n=80) | Responders (n=65) | Initial PR (n=11) | Persistent PR (n=4) | P |
|---|---|---|---|---|
| Age (yrs) | 64.7 | 63.6 | 67.6 | 0.31 |
| Race (% Black, White, Hispanic) | 19%, 68%, 13% | 9%, 91%, 0% | 50%, 50%, 0% | 0.23 |
| ASA dose (% 325 mg) | 86% | 91% | 50% | 0.12 |
| Clopidogrel use (%) | 26% | 36% | 0% | 0.37 |
| NSAID use (%) | 18% | 9% | 0% | 0.84 |
| History of Smoking (%) | 92% | 82% | 100% | 0.43 |
| Current Smoking (%) | 45% | 56% | 25% | 0.65 |
| Hypertension (%) | 82% | 82% | 100% | 0.64 |
| CAD (%) | 22% | 18% | 25% | 0.93 |
| Diabetes (%) | 47% | 0% | 25% | 0.01 |
| Body Mass Index (kg/m2) | 29.8 | 31.7 | 26.5 | 0.33 |
| Hematocrit (%) | 40.9% | 52.5% | 35.8% | 0.02 |
| hsCRP (mg/L) | 2.83 | 2.98 | 4.27 | 0.61 |
| ADP aggregometry (n=80) | Responders (n=33) | Initial PR (n=25) | Persistent PR (n=22) | P |
|---|---|---|---|---|
| Age (yrs) | 64.8 | 62.9 | 65.7 | 0.50 |
| Race (% Black, White, Hispanic) | 15%, 79%, 6% | 20%, 60%, 20% | 23%, 68%, 9% | 0.44 |
| ASA dose (% 325 mg) | 82% | 92% | 82% | 0.50 |
| Clopidogrel use (%) | 36% | 28% | 9% | 0.08 |
| NSAID use (%) | 9% | 7% | 27% | 0.20 |
| History of Smoking (%) | 91% | 92% | 91% | 0.99 |
| Current Smoking (%) | 50% | 43% | 40% | 0.77 |
| Hypertension (%) | 82% | 84% | 82% | 0.97 |
| CAD (%) | 18% | 28% | 18% | 0.73 |
| Diabetes (%) | 42% | 38% | 36% | 0.88 |
| Body Mass Index (kg/m2) | 29.2 | 32.4 | 31.5 | 0.18 |
| Hematocrit (%) | 41.6% | 44.3% | 39.95% | 0.63 |
| hsCRP (mg/L) | 2.73 | 2.93 | 3.87 | 0.70 |
| PFA-100 Epi (n=71) | Responders (n=44) | Initial PR (n=20) | Persistent PR (n=7) | P |
|---|---|---|---|---|
| Age (yrs) | 64.6 | 63.5 | 66.4 | 0.55 |
| Race (% Black, White, Hispanic) | 25%, 61%, 14% | 15%, 80%, 5% | 14%, 72%, 14% | 0.64 |
| ASA dose (% 325 mg) | 86% | 75% | 86% | 0.52 |
| Clopidogrel use (%) | 25% | 35% | 14% | 0.52 |
| NSAID use (%) | 20% | 20% | 0% | 0.59 |
| History of Smoking (%) | 91% | 95% | 86% | 0.73 |
| Current Smoking (%) | 43% | 58% | 33% | 0.52 |
| Hypertension (%) | 82% | 80% | 86% | 0.94 |
| CAD (%) | 30% | 15% | 14% | 0.46 |
| Diabetes (%) | 40% | 30% | 57% | 0.44 |
| Body Mass Index (kg/m2) | 29.8 | 28.9 | 31.3 | 0.60 |
| Hematocrit (%) | 41.3% | 39.3% | 42.3% | 0.80 |
| hsCRP (mg/L) | 2.93 | 2.73 | 3.43 | 0.49 |