BioMed Research International / 2015 / Article / Tab 4

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 7Urban exposure changes in mean (SE) valuePark exposure changes in mean (SE) value

SBP, mm Hg before test1.22 (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 Hg5.5 (3.2)0.156−3.8 (5.8)0.262
Peak DBP, mm Hg0 (2.3)0.453−4.3 (3.3)0.234
Peak heart rate, b/min2.63 (4.0)0.2230.33 (3.7)0.422
Exercise duration, min0.26 (0.3)0.2301.10 (0.28)0.004
Work load, W9.8 (9.8)0.50030.9 (13.0)0.063
Heart rate recovery, b/min6.75 (4.5)0.1215.89 (2.6)0.037
Pulse wave velocity m/s0.37 (0.9)0.4100.35 (0.8)0.321

Exact one-tailed value of Wilcoxon test.

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