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Table 3 Means and standard errors for systolic and diastolic blood pressure, and heart rate during nighttime and daytime ambulatory monitoring of 16 hypertensive and 16 control post-menopausal women

From: Capnometric feedback training decreases 24-h blood pressure in hypertensive postmenopausal women

 

Baseline

After

∆

p

Between group ∆

Capnometric training

     

Systolic BP

     

 Night

137.0 ± 3.3

127.5 ± 2.6

− 9.5 ± 2.6

p < .001

p < .03

 Day

147.8 ± 3.0

141.1 ± 3.2

− 6.7 ± 0.2

p < .001

p < .01

 Dipping

10.8 ± 2.8

13.6 ± 2.2

− 2.8 ± 3.1

p < .191

p < .19

Diastolic BP

     

 Night

75.1 ± 2.1

70.6 ± 2.0

− 4.5 ± 1.1

p < .001

p < .03

 Day

82.8 ± 1.8

80.0 ± 1.9

− 2.3 ± 1.5

p < .784

p < .19

 Dipping

7.1 ± 2.0

9.4 ± 1.3

− 2.3 ± 1.5

p < .073

p < .01

Heart rate

     

 Night

63.3 ± 1.1

65.2 ± 0.9

1.8 ± 1.2

p < .077

p < .10

 Day

68.9 ± 1.8

69.3 ± 1.4

0.4 ± 1.2

p < .372

p < .72

 Dipping

5.5 ± 1.0

4.1 ± 1.1

− 1.4 ± 1.2

p < .132

p < .33

Control

     

Systolic BP

     

 Night

129.0 ± 2.8

126.2 ± 2.7

− 2.8 ± 2.2

p < .112

 

 Day

142.9 ± 2.4

142.4 ± 3.3

− 0.7 ± 1.0

p < .247

 

 Dipping

14.5 ± 2.8

17.4 ± 1.8

2.8 ± 2.8

p < .166

 

Diastolic BP

     

 Night

72.0 ± 2.1

71.0 ± 2.0

− 1.0 ± 1.2

p < .209

 

 Day

81.2 ± 2.1

81.8 ± 2.5

0.6 ± 1.6

p < .354

 

 Dipping

10.0 ± 1.9

7.2 ± 1.8

7.2 ± 2.2

p < .002

 

Heart rate

     

 Night

65.9 ± 1.3

66.7 ± 1.2

0.8 ± 1.3

p < .275

 

 Day

72.9 ± 1.3

74.0 ± 1.8

1.0 ± 1.2

p < .209

 

 Dipping

7.3 ± 1.6

6.9 ± 1.2

0.4 ± 1.4

p < .391

 
  1. Systolic and Diastolic BP = mmHg, Heart rate = bpm
  2. Δ = difference score