Table 2.
Comparison of exercise stress electrocardiography parameters
| Controls (n = 24) |
CSFP (n = 30) |
OR [95% CI] | P-value | |
|---|---|---|---|---|
| Peak systolic blood pressure (mmHg) | 174.07 ± 23.23 | 176.54 ± 33.20 | 1.00 [0.98–1.02] | 0.75 |
| Peak diastolic blood pressure (mmHg) | 146.86 ± 22.07 | 148.85 ± 37.07 | 1.00 [0.98–1.02] | 0.81 |
| Peak heart rate (bpm) | 150.57 ± 7.70 | 151.85 ± 9.53 | 1.02 [0.96–1.08] | 0.59 |
| Speed (mph) | 4.51 ± 0.51 | 4.26 ± 0.57 | 2.39 [0.85–6.72] | 0.09 |
| Grade (%) | 16.77 ± 1.27 | 15.86 ± 1.80 | 1.47 [1.01–2.15] | 0.04 |
| Rate–pressure product (103 bpm mmHg) | 21.40 ± 3.21 | 21.33 ± 3.13 | 1.00 [0.98–1.02] | 0.92 |
| METs | 12.16 ± 1.63 | 10.78 ± 2.09 | 1.52 [1.08–2.13] | 0.009 |
| ST-segment depression ≥1 mm [n(%)] | 0 | 5 (17%) | 0.04 | |
| Angina [n(%)] | 0 | 4 (13%) | 0.05 | |
| Positive ExECG [n(%)] | 0 | 6 (20%) | 0.02 |
Values shown are mean ± SD. Abbreviations: METs, metabolic equivalents