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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