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Table 4 Relationship between HRV and blood pressure changes from baseline in ND and MetS rats

From: Inhaled ambient-level traffic-derived particulates decrease cardiac vagal influence and baroreflexes and increase arrhythmia in a rat model of metabolic syndrome

  

Δ SBP

 

Δ DBP

 

Δ MBP

 
  

r

p-value

r

p-value

r

p-value

ND rats

Δ RMSSD

0.05

0.63

0.15

0.16

0.11

0.31

Δ SDNN

0.04

0.71

−0.08

0.48

−0.01

0.94

MetS rats

Δ RMSSD

-0.06

0.51

0.00

0.99

−0.02

0.83

Δ SDNN

0.05

0.58

0.10

0.23

0.07

0.39

  1. Pearson correlation coefficients and P-values for linear regression between HRV delta and various aortic pressure deltas among all MetS and ND rats during exposure periods