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Table 3 Overall Effects of P + SOA exposure on 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

   ND MetS MetS vs. ND
effect P effect P P
  Diastolic Pressure (mmHg) -0.45 0.874 −0.532 0.830 0.1073
  Systolic Pressure (mmHg) 2.97* 0.044 −1.26 0.692 0.021*
  Aortic dP/dt max (mmHg/ms) 157* 0.013 −109* 0.007 <0.001*
  Pulse Pressure (mmHg) 3.26* 0.020 −1.97* 0.035 <0.001*
  Rate × Pressure (BPM*mmHg/1000) 0.098 0.927 −0.860 0.654 0.05*
  Heart Rate (BPM) 4.70 0.660 −1.74 0.814 0.458
  BRS (ms/mmHg) 0.167 0.807 −0.338 0.095 0.009*
HRV RMSSD (ms) −0.023 0.946 −1.31* 0.027 0.076
  SDNN (ms) −0.101 0.855 −0.245 0.729 0.913
  HF (ms2)    −0.921 0.068  
  LF (ms2)    0.116 0.630  
ECG PR Interval (ms)    −1.27* 0.036  
  QTc Interval (ms)    −2.16* 0.025  
  1. Overall differences between diet-matched P + SOA- and FA-exposed groups in cardiovascular physiologic deltas from baseline or between opposing diets with exposure to P + SOA (right column, significance only). *indicates P < 0.05 by linear mixed model analysis
  2. The italic font indicated significant differences