|
| All (n = 68) | Negative CAG (n = 20) | Positive CAG (n = 48) | p |
| Male gender, n (%)# | 45 (66) | 11 (55) | 34 (71) | 0.214 |
| Age (y) | 59 ± 1.1 | 59 ± 1.9 | 59 ± 1.3 | 0.979 |
| Hypertension, n (%)# | 34 (50) | 6 (30) | 28 (58) | 0.034 |
| Diabetes, n (%)# | 24 (35) | 3 (15) | 21 (44) | 0.024 |
| Hyperlipoidemia, n (%)# | 19 (28) | 6 (30) | 13 (27) | 0.811 |
| Smoking, n (%)# | 23 (34) | 8 (40) | 15 (31) | 0.494 |
| Family History of CAD, n (%)# | 8 (12) | 3 (15) | 5 (10) | 0.599 |
| pre-TET diagnosis |
|
|
|
|
| Asymptomatic (%)# | 28 (41) | 8 (40) | 20 (42) | 0.901 |
| After PCI (%)@,# | 12 (18) | 1 (5) | 11 (23) | 0.08 |
| Symptomatic (%)# | 29 (43) | 11 (55) | 18 (38) | 0.189 |
| MET | 8.385 ± 0.191 | 8.650 ± 0.358 | 8.275 ± 0.226 | 0.375 |
| UST (%)# | 44 (65) | 16 (80) | 28 (58) | 0.091 |
| Terminal (%)# | 24 (35) | 4 (20) | 20 (42) | 0.091 |
| No symptoms during test (%)# | 30 (44) | 12 (60) | 18 (37) | 0.091 |
| Typical angina during test (%)# | 3 (4) | 0 (0) | 3 (100) | 0.259 |
| Atypical angina during test (%#) | 21 (31) | 4 (20) | 17 (35) | 0.216 |
| Dyspnea during test (%)# | 31 (46) | 8 (40) | 23 (48) | 0.557 |
| Arrhythmia during test (%)# | 34 (50) | 8 (40) | 26 (54) | 0.294 |
| MPHR, bpm | 161.088 ± 1.033 | 160.100 ± 1.799 | 161.500 ± 1.264 | 0.541 |
| Exercise load | 2.838 ± 0.065 | 2.900 ± 0.124 | 2.813 ± 0.077 | 0.543 |
| Peak HR, bpm | 151.397 ± 2.102 | 158.200 ± 3.911 | 148.563 ± 2.401 | 0.036 |
| MPHR achieved, % | 93.441 ± 1.217 | 98.350 ± 2.240 | 91.396 ± 1.358 | 0.008 |
| maximum RPP | 248.657 ± 8.871 | 278.700 ± 15.027 | 236.640 ± 9.775 | 0.027 |
| Exercise time, min | 6.765 ± 0.185 | 6.969 ± 0.321 | 6.679 ± 0.227 | 0.478 |
| Pre-TET Resting SBP, mm Hg | 131.735 ± 2.200 | 130.300 ± 3.220 | 132.333 ± 2.830 | 0.677 |
| Pre-TET Resting DBP, mm Hg | 77.500 ± 1.384 | 78.500 ± 2.124 | 77.083 ± 1.755 | 0.644 |
| Post-TET Resting SBP, mm Hg | 130.515 ± 1.816 | 131.900 ± 3.029 | 129.938 ± 2.257 | 0.626 |
| Post-TET Resting DBP, mm Hg | 79.868 ± 1.282 | 79.400 ± 2.156 | 80.063 ± 1.590 | 0.816 |
| Peak SBP, bpm | 184.838 ± 3.151 | 185.050 ± 5.783 | 184.750 ± 3.800 | 0.966 |
| Peak DBP, bpm | 82.941 ± 1.692 | 85.450 ± 2.800 | 81.896 ± 2.094 | 0.342 |
| Duke Treadmill Score# |
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|
|
|
| Group 1 (≥5), n (%) | 12 (17.6) | 4 (33) | 8 (67) | <0.001 |
| Group 2 (−10 to <5), n (%) | 48 (70.6) | 6 (12) | 42 (88) | <0.001 |
| Group 3 (≤−11), n (%) | 8 (11.8) | 0 (0) | 8 (100) | <0.001 |