29 August 2023 : Clinical Research
Effects of the Fourth Ventricle Compression Technique and Rib Raising Osteopathic Technique on Autonomic Nervous System Activity Measured by Heart Rate Variability in 35 Healthy Individuals
Jakub Stępnik
1ABCDEF, Agnieszka Kędra 2CDE*, Dariusz Czaprowski 34ACDE
DOI: 10.12659/MSM.941167
Med Sci Monit 2023; 29:e941167
Table 3 Comparison of systolic and diastolic blood pressure and HRV parameters before and after intervention in the experimental and placebo groups.
| Parameter | Median | Min | 1st Qu | 3rd Qu | Max | p | |
|---|---|---|---|---|---|---|---|
| SBP | Before | 120.0 | 100.0 | 110.0 | 125.0 | 150.0 | 0.136 |
| After | 120.0 | 90.0 | 110.0 | 120.0 | 140.0 | ||
| DBP | Before | 80.0 | 60.0 | 75.0 | 80.0 | 100.0 | 0.103 |
| After | 80.0 | 60.0 | 75.0 | 80.0 | 90.0 | ||
| HR | Before | 78.0 | 65.0 | 70.0 | 80.0 | 100.0 | |
| After | 70.0 | 60.0 | 70.0 | 75.0 | 95.0 | ||
| HRV (Hz) | Before | 0.07 | 0.02 | 0.05 | 0.14 | 0.23 | 0.185 |
| After | 0.11 | 0.03 | 0.10 | 0.14 | 0.29 | ||
| SDRR | Before | 44.85 | 17.61 | 25.37 | 53.73 | 104.24 | 0.084 |
| After | 51.56 | 23.55 | 33.99 | 64.09 | 113.77 | ||
| LF% | Before | 33.82 | 13.84 | 26.50 | 53.10 | 74.40 | 0.435 |
| After | 38.33 | 14.54 | 26.59 | 57.75 | 92.52 | ||
| HF% | Before | 29.43 | 13.00 | 23.86 | 41.33 | 76.80 | 0.906 |
| After | 36.40 | 4.94 | 15.35 | 51.17 | 77.75 | ||
| HRV LF/HF | Before | 1.16 | 0.20 | 0.72 | 2.71 | 5.14 | 0.723 |
| After | 1.03 | 0.18 | 0.56 | 1.90 | 16.19 | ||
| SBP | Before | 120.0 | 110.0 | 120.0 | 135.0 | 140.0 | 0.180 |
| After | 120.0 | 110.0 | 120.0 | 130.0 | 140.0 | ||
| DBP | Before | 80.0 | 70.0 | 80.0 | 90.0 | 90.0 | 0.180 |
| After | 80.0 | 70.0 | 80.0 | 90.0 | 95.0 | ||
| HR | Before | 72.5 | 60.0 | 65.0 | 80.0 | 100.0 | 0.686 |
| After | 75.0 | 60.0 | 65.0 | 75.0 | 100.0 | ||
| HRV (Hz) | Before | 0.07 | 0.02 | 0.06 | 0.12 | 0.19 | 0.856 |
| After | 0.10 | 0.02 | 0.06 | 0.12 | 0.20 | ||
| SDRR | Before | 32.56 | 19.57 | 28.85 | 48.85 | 106.57 | |
| After | 41.03 | 12.67 | 30.86 | 53.26 | 145.54 | ||
| LF% | Before | 36.25 | 21.92 | 29.45 | 46.21 | 64.10 | 0.306 |
| After | 39.29 | 23.73 | 28.91 | 57.91 | 39.29 | ||
| HF% | Before | 29.76 | 7.48 | 23.52 | 46.91 | 72.84 | |
| After | 23.14 | 5.60 | 15.84 | 39.22 | 78.32 | ||
| HRV LF/HF | Before | 1.43 | 0.51 | 0.68 | 1.92 | 4.91 | 0.778 |
| After | 1.97 | 0.11 | 0.96 | 3.58 | 15.33 | ||
| SBP – systolic blood pressure; DBP – diastolic blood pressure; HR – heart rate; HRV – heart rate variability, SDRR – standard deviation of all the RR intervals; LF% – low frequency; HF% – high frequency; HRV LF/HF – heart rate variability low frequency/high frequency. Significant difference marked in bold. | |||||||