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Table 1 Baseline cardiovascular physiology in control-fed (n = 8) and MetS (n = 12) 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
Systolic BP (mmHg) 121 ± 1.9 143.9 ± 5.8***
Diastolic BP (mmHg) 86.6 ± 1.3 95.7 ± 4.3*
dP/dt max (mmHg/s) 1487 ± 49 2093 ± 105***
Heart Rate (beats/min) 333.3 ± 5.1 328.6 ± 5.8
BRS slope (ms/mmHg) 1.81 ± 0.28 1.65 ± 0.23
RMSSD (ms) 4.1 ± 0.34 5.05 ± 0.68
SDNN (ms) 6.85 ± 0.47 8.62 ± 0.50*
HF (ms2)a 1.37 ± 0.22 2.55 ± 0.73
LF (ms2)a 0.90 ± 0.20 0.98 ± 0.35
LF/HF† 0.64 ± 0.05 0.50 ± 0.06
  1. Means ± SE from baseline FA exposure. aindicates values from ECG + BP telemetered ND rats under the same baseline monitoring and FA conditions (n = 14). * and *** indicate P < 0.05 and <0.001, respectively