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Table 4 Results of ANOVA and ANCOVA analyses among adults

From: Influence of mercury exposure on blood pressure, resting heart rate and heart rate variability in French Polynesians: a cross-sectional study

  T1: 1.4-10.0 T2: 11.0-18.0 T3: 19.0-111.0  
BP and resting HR Adjusted means ± SEM & p-trend
SBP (mm Hg) 137 ± 3.2 136 ± 3.1 140 ± 3.2 0.48
DBP (mm Hg) 86 ± 2.3 86 ± 2.3 91 ± 2.3 0.13
PP (mm Hg) 51 ± 2.3 50 ± 2.2 49 ± 2.2 0.57
Resting HR (bpm) 66 ± 1.7 69 ± 1.7 66 ± 1.7 0.82
  T1: 1.4-9.8 T2: 10.0-18.0 T3: 19.0-111.0  
HRV variables Adjusted means ± SEM &  
LF (ms2)* 403 ± 1.2 314 ± 1.2 403 ± 1.2 0.98
LF norm (nu)* 72 ± 1.9 70 ± 1.9 74 ± 2.0 0.50
HF (ms2)* 145 ± 1.2 122 ± 1.2 132 ± 1.2 0.66
HF norm (nu)* 28 ± 1.9 30 ± 1.9 26 ± 2.0 0.50
LF/HF* 2.8 ± 1.1 2.6 ± 1.1 3.2 ± 1.1 0.47
SDNN (ms)* 84 ± 1.1 75 ± 1.1 82 ± 1.1 0.77
SDANN (ms)* 56 ± 1.1 49 ± 1.1 54 ± 1.1 0.68
rMSSD (ms)* 31 ± 1.1 27 ± 1.1 30 ± 1.1 0.66
  1. SEM: standard error of the mean. * Log-transformed variables. &Models adjusted for age, sex, waist circumference, fasting glucose, triglycerides, anti-hypertensive treatment, selenium and total n-3 PUFAs.