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Table 2 Means ± SDs of systolic and diastolic blood pressures (SBP and DBP) measured during and after deep breathing and their differences in comparison with baseline BPs

From: Effect of respiratory pattern on automated clinical blood pressure measurement: an observational study with normotensive subjects

  

During breathing

BP decrease

After breathing

BP decrease

SBP

(mmHg)

Baseline

111.5 ± 10.5

   

Pattern 1

107.8 ± 11.5

3.7 ± 5.7 **

110.4 ± 10.7

1.0 ± 4.2

Pattern 2

107.6 ± 12.2

3.9 ± 5.2 **

110.3 ± 10.3

1.1 ± 3.5

Pattern 3

109.7 ± 13.0

1.7 ± 5.9 *

110.3 ± 12.2

1.2 ± 4.8

Pattern 4

108.2 ± 11.3

3.3 ± 5.3 **

109.5 ± 10.2

1.9 ± 3.5*

DBP

(mmHg)

Baseline

74.4 ± 8.2

   

Pattern 1

70.7 ± 9.0

3.7 ± 5.0 **

74.4 ± 9.0

−0.1 ± 4.1

Pattern 2

70.7 ± 8.0

3.7 ± 4.9 **

74.5 ± 8.6

−0.1 ± 3.3

Pattern 3

73.3 ± 9.2

1.0 ± 4.3

73.9 ± 8.8

0.5 ± 2.7

Pattern 4

69.7 ± 8.2

4.6 ± 3.9 **

73.9 ± 8.3

0.5 ± 3.2

  1. ** p < 0.001; * p < 0.05