Table 3.
Characteristics of patients who presented with acute chest pain and were in the ACPFT group; categorized by time to EKG procedure
| Factors | Time to EKG in 10 minutes (n=315) |
Time to EKG >10 minutes (n=37) |
P-value |
|---|---|---|---|
| Median age (range), years | 68 (20, 93) | 71 (39, 90) | 0.605 |
| Sex | 0.102 | ||
| Female | 151 (47.94) | 23 (62.16) | |
| Male | 164 (52.06) | 14 (37.84) | |
| Smoking | 9 (2.86) | 1 (2.7) | 0.999 |
| Hypertension | 207 (65.71) | 34 (91.89) | 0.001 |
| Diabetes mellitus | 98 (31.11) | 17 (45.95) | 0.069 |
| ASA used in 7 days | 137 (43.49) | 20 (54.05) | 0.221 |
| Previous CAD | 115 (36.51) | 22 (59.46) | 0.007 |
| Previous CAG | 107 (33.97) | 18 (48.65) | 0.078 |
| Previous CABG | 23 (7.3) | 6 (16.2) | 0.103 |
| Symptoms | |||
| Chest pain | 273 (86.67) | 28 (75.68) | 0.072 |
| Epigastric pain | 31 (9.84) | 5 (13.51) | 0.563 |
| Dyspnea | 114 (36.19) | 17 (45.95) | 0.246 |
| Palpitation | 87 (27.62) | 10 (27.03) | 0.939 |
| Median systolic blood pressure (range), mmHg | 145 (66, 240) | 148 (98, 227) | 0.352 |
| Median heart rate (rate), bpm | 80 (40, 180) | 79 (40, 157) | 0.783 |
| Shift work | 0.849 | ||
| Morning | 133 (42.22) | 15 (40.54) | |
| Evening | 110 (34.92) | 12 (32.43) | |
| Night | 72 (22.86) | 10 (27.03) |
Note: Data presented as number (percentage) unless indicated otherwise.
Abbreviations: ACPFT, acute chest pain fast track; ASA, aspirin; CAD, coronary artery disease; CAG, coronary angiogram; CABG, coronary artery bypass graft; EKG, electrocardiogram.