Clinical Study
The Effect of Park and Urban Environments on Coronary Artery Disease Patients: A Randomized Trial
Table 4
The changes (mean (SE)) of hemodynamic parameters between the first and the seventh day exposure in urban and park environments.
| Measurements at day 1 and day 7 | Urban exposure changes in mean (SE) | value | Park exposure changes in mean (SE) | value |
| SBP, mm Hg before test | 1.22 (3.9) | 0.336 | −4.70 (6.0) | 0.456 | DBP, mm Hg before test | −0.11 (2.3) | 0.453 | −4.20 (2.2) | 0.031 | HR, b/min before test | −1.56 (1.9) | 0.348 | −1.3 (3.3) | 0.500 | SBP, mm Hg 3 h after test | 1.30 (2.8) | 0.469 | −6.5 (3.7) | 0.049 | DBP, mm Hg 3 h after test | 1.93 (3.8) | 0.422 | −6.29 (2.4) | 0.014 | HR, b/min 3 h after test | −4.16 (3.5) | 0.172 | −1.79 (1.6) | 0.188 | Peak SBP, mm Hg | 5.5 (3.2) | 0.156 | −3.8 (5.8) | 0.262 | Peak DBP, mm Hg | 0 (2.3) | 0.453 | −4.3 (3.3) | 0.234 | Peak heart rate, b/min | 2.63 (4.0) | 0.223 | 0.33 (3.7) | 0.422 | Exercise duration, min | 0.26 (0.3) | 0.230 | 1.10 (0.28) | 0.004 | Work load, W | 9.8 (9.8) | 0.500 | 30.9 (13.0) | 0.063 | Heart rate recovery, b/min | 6.75 (4.5) | 0.121 | 5.89 (2.6) | 0.037 | Pulse wave velocity m/s | 0.37 (0.9) | 0.410 | 0.35 (0.8) | 0.321 |
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Exact one-tailed value of Wilcoxon test.
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