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Table 4 Parameters of Exercise test

From: Heart rate recovery and blood pressure response during exercise testing in patients with microvascular angina

 

Control (n = 779)

MVA (n = 191)

p-value

Exercise time, min

7.9 ± 2.0

6.7 ± 2.4

<  0.001

Metabolic equivalents

9.8 ± 3.3

8.8 ± 5.2

0.001

Rest heart rate, bpm

69.5 ± 12.4

67.3 ± 11.6

0.028

Max heart rate, bpm

153.6 ± 18.6

144.7 ± 21.7

< 0.001

HR at recovery 1 min, bpm

122.3 ± 26.4

119.8 ± 25.7

0.238

HR at recovery 2 min, bpm

85.8 ± 15.1

81.0 ± 14.3

< 0.001

HRR 1 min, bpm

31.3 ± 22.7

24.9 ± 15.9

< 0.001

HRR 2 min, bpm

68.1 ± 15.5

64.1 ± 17.5

0.004

Blunted HRR, n (%)

236 (30.3)

53 (27.7)

0.537

Rest systolic BP, mmHg

126.5 ± 38.5

127.5 ± 14.2

0.731

Rest diastolic BP, mmHg

75.2 ± 10.8

74.5 ± 11.2

0.428

Max systolic BP, mmHg

171.4 ± 19.8

176.9 ± 23.9

0.004

Max diastolic BP, mmHg

81.1 ± 11.8

83.7 ± 11.7

0.007

EBPR, n (%)

90 (11.6)

41 (21.5)

<  0.001

  1. Data are presented as mean ± SD or frequency with percentage in parenthesis. MVA microvascular angina, HR heart rate, HRR heart rate recovery, BP blood pressure, EBPR exaggerated blood pressure response