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Effect of Baseline Status on Cardiovascular Responses Post-isometric Handgrip Exercise Cover

Effect of Baseline Status on Cardiovascular Responses Post-isometric Handgrip Exercise

Romanian Journal of Cardiology
Volume 32 (2022): Issue 4 (December 2022)
By: Nidhi Gupta,  Kapil Gupta,  Harsh S. Dave and  Amit Tak  
Open Access
|Dec 2022

Figures & Tables

One-way repeated-measures ANOVA to compare various absolute heart rate variability measures before (baseline), during (phase 1), and after 5 minutes (phase 2) of handgrip exercise

Repeated measures ANOVA using Friedman TestConover's post hoc comparisons
LevelsMedianIQRTest statisticpLevel 1Level 2T-Statpbonf
SDNNbSDNN0.0590.047.1120.029bSDNNSDNN10.1591
SDNN10.0640.039bSDNNSDNN22.3850.058
SDNN20.0730.059SDNN1SDNN22.2260.086
RMSSDbRMSSD0.0670.0589.9110.007bRMSSDRMSSD10.5271
RMSSD10.0610.066bRMSSDRMSSD22.4240.052
RMSSD20.0680.071RMSSD1RMSSD22.9510.012
pN50bpN500.2110.37411.2270.004bpN50pN5010.4271
pN5010.260.268bpN51pN5022.6660.027
pN5020.3780.46pN501pN5023.0920.008
TPbTP10872077.84.8440.089bTPTP10.2111
TP112042390.5bTPTP22.0030.145
TP214273198TP1TP21.7920.23
HFbHF322.08826.425.4040.067bHFHF10.7421
HF1356.4832.54bHFHF21.5370.384
HF2534.79967.96HF1HF22.2790.075
LF/HFbLF/HF0.660.4670.136< .001bLF/HFLF/HF18.21< .001
LF/HF11.11.05bLF/HFLF/HF25.545< .001
LF/HF20.90.78LF/HF1LF/HF22.6660.027

Relationship between absolute and relative changes in heart rate variability parameters before (baseline), during (phase 1), and after 5 minutes (phase 2) of isometric handgrip exercise

VariableParameter 1Parameter 2Pearson's correlation coefficientp
TPbTPΔTP1−0.819< .001
bTPΔTP2−0.1630.286
TP1ΔTP10.2060.174
TP2ΔTP20.59< .001
HFbHFΔHF1−0.763< .001
bHFΔHF2−0.1160.447
HF1ΔHF10.2240.139
HF2ΔHF20.544< .001
LF/HFbLF/HFΔLF/HF10.3350.025
bLF/HFΔLF/HF20.1880.215
LF/HF1ΔLF/HF10.832< .001
LF/HF2ΔLF/HF20.737< .001
RMSSDbRMSSDΔRMSSD1−0.581< .001
bRMSSDΔRMSSD2−0.0780.611
RMSSD1ΔRMSSD10.3470.02
RMSSD2ΔRMSSD20.605< .001
pN50bpN50ΔSpN501−0.524< .001
bpN50ΔSpN502−0.0270.86
pN501ΔSpN5010.1930.203
pN502ΔSpN5020.4380.003
SDNNbSDNNΔSDNN1−0.634< .001
bSDNNΔSDNN2−0.0230.882
SDNN1ΔSDNN10.1510.323
SDNN2ΔSDNN20.585< .001

One-way repeated-measures ANOVA to compare various absolute hemodynamic parameters before (baseline), during (phase 1), and after 5 minutes (phase 2) of handgrip exercise

Repeated measures ANOVA using Friedman TestConover's post hoc comparisons
Hemodynamic VariableLevelsMedianIQRTest statisticpLevel 1Level 2T-Statpbonf
SBPbSBP1141034.785< .001bSBPSBP15.747< .001
SBP112012bSBPSBP24.057< .001
SBP212012SBP1SBP21.690.284
DBPbDBP781074.235< .001bDBPDBP18.622< .001
DBP19014bDBPDBP24.061< .001
DBP28010DBP1DBP24.561< .001
HRbHR801974.279< .001bHRHR18.523< .001
HR18620bHRHR25.394< .001
HR28618HR1HR23.1290.007
PPbPP381212.3580.002bPPPP13.3350.004
PP13112bPPPP20.6991
PP23712PP1PP22.6350.03
MAPbMAP89.3331079.416< .001bMAPMAP18.905< .001
MAP199.33313.333bMAPMAP24.771< .001
MAP29410.667MAP1MAP24.135< .001
RPPbRPP92.417.8476.227< .001bRPPRPP18.637< .001
RPP1107.124.84bRPPRPP25.438< .001
RPP2101.4818.63RPP1RPP23.1990.006

Relationship between absolute and relative changes in hemodynamic parameters before (baseline), during (phase 1), and after 5 minutes (phase 2) of isometric handgrip exercise

VariableParameter 1Parameter 2Pearson's correlation coefficientp
SBPbSBPΔSBP1−0.170.264
bSBPΔSBP2−0.1580.299
SBP1ΔSBP10.594< .001
SBP2ΔSBP20.497< .001
DBPbDBPΔDBP1−0.410.005
bDBPΔDBP2−0.3670.013
DBP1ΔDBP10.3970.007
DBP2ΔDBP20.3620.015
HRbHRΔHR1−0.1970.195
bHRΔHR2−0.2740.069
HR1ΔHR10.090.557
HR2ΔHR2−0.0540.724
PPbPPΔPP1−0.4080.005
bPPΔPP2−0.3390.023
PP1ΔPP10.594< .001
PP2ΔPP20.492< .001
MAPbMAPΔMAP1−0.3170.034
bMAPΔMAP2−0.3040.042
MAP1ΔMAP10.4010.006
MAP2ΔMAP20.3630.014
RPPbRPPΔRPP1−0.0770.615
bRPPΔRPP2−0.1470.336
RPP1ΔRPP10.4010.006
RPP2ΔRPP20.2440.107

Comparison of relative hemodynamic parameters during (phase 1) and after 5 minutes (phase 2) of IHG exercise

VariablePhaseΔX=X-baselineXMean/MedianSD/IQRStatisticp
SBPΔSBP16124130.018
ΔSBP247
DBPΔDBP11210736< .001
ΔDBP168
HRΔHR176694.5< .001
ΔHR244
PPΔPP1−5.3339.677−3.964< .001
ΔPP2−1.3787.779
MAPΔMAP19.6677.667916< .001
ΔMAP24.6677.333
RPPΔRPP113.0577.9093.769< .001
ΔRPP29.6476.083

Comparison of various relative heart rate variability parameters during (phase 1) and after 5 minutes (phase 2) of IHG exercise

VariablePhaseΔX=X-baselineXMedianIQRStatistic#p
RMSSDΔRMSSD1−0.0010.0323140.022
ΔRMSSD20.010.046
pN50ΔpN50100.112130.002
ΔpN5020.0490.129
SDNNΔSDNN100.0212690.005
ΔSDNN20.0060.032
TPΔTP1−2.71067.83340.038
ΔTP2557.52461
HFΔHF1−34.32433.163090.03
ΔHF2101.9572.9
LF/HFΔLF/HF10.470.57715< .001
ΔLF/HF20.240.27
DOI: https://doi.org/10.2478/rjc-2022-0029 | Journal eISSN: 2734-6382 | Journal ISSN: 1220-658X
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Language: English
Page range: 174 - 181
Published on: Dec 14, 2022
Published by: Romanian Society of Cardiology
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
Keywords:
baseline,
blood pressure,
cardiovascular,
heart rate variability,
isometric handgrip
Related subjects:
Medicine,
Clinical medicine,
Internal medicine,
Cardiology,
Surgery,
Cardiac surgery,
Pediatrics and juvenile medicine,
Paediatric cardiology

© 2022 Nidhi Gupta, Kapil Gupta, Harsh S. Dave, Amit Tak, published by Romanian Society of Cardiology
This work is licensed under the Creative Commons Attribution 4.0 License.

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