BioMed Research International / 2015 / Article / Tab 2

Clinical Study

The Effect of Park and Urban Environments on Coronary Artery Disease Patients: A Randomized Trial

Table 2

Comparison of baseline and the seventh day exposure hemodynamic data at rest and at peak exercise as mean (SE) in patients of urban or park environment exposure.

MeasurementsUrban exposure Mean (SE)Park exposure Mean (SE) value

First day baseline
 Systolic BP baseline, mm Hg134.7 (6.8)135.9 (5.5)0.382
 Diastolic BP baseline, mm Hg80.3 (3.3)81.4 (1.7)0.398
 Heart rate baseline, beats/min77.7 (4.0)71.3 (3.8)0.125
 Peak SBP, mm Hg181.4 (6.5)191.2 (4.2)0.133
 Peak DBP, mm Hg94.1 (3.1)94.3 (1.6)0.232
 Peak heart rate, beats/min125.1 (6.7)139.7 (4.5)0.039
 Exercise duration, min4.97 (1.43)5.66 (0.80)0.205
 Work load, W159.5 (24.9)184.8 (26.0)0.144
 Heart rate recovery, beats/min20.6 (5.6)23.4 (2.7)0.122
 Pulse wave velocity m/s 9.94 (0.8)9.67 (1.0)0.452
Seventh day baseline
 Systolic BP baseline, mm Hg135.9 (5.7)131.2 (6.0)0.217
 Diastolic BP baseline, mm Hg80.2 (3.9)77.2 (2.7)0.324
 Heart rate baseline, beats/min76.1 (4.1)70.0 (3.2)0.163
 Peak SBP, mm Hg186.9 (7.4)187.4 (5.5)0.340
 Peak DBP, mm Hg94.1 (3.1)90.0 (2.9)0.209
 Peak heart rate, beats/min127.8 (6.8)139.2 (5.5)0.043
 Exercise duration, min5.23 (1.31)6.69 (0.90)0.158
 Work load, W169.3 (32.0)215.4 (26.3)0.076
 Heart rate recovery, beats/min27.4 (3.5)31.0 (2.9)0.152
 Pulse wave velocity m/s 10.3 (0.9)10.0 (1.0)0.475

Exact one-tailed value of Mann-Whitney test.

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