Table 2.
Short- and long-term test–retest (TRT) described as coefficient of variation (CV (%)) and intraclass correlations ( (mean [CI 90%])) for KCG parameters, heart rate (HR), systolic blood pressure (BPsys) and diastolic blood pressure (BPdia) for the 2 configurations: supine-1 (Sup) and left lateral decubitus (LD).
Measurements | HR | BPsys | BPdia | |||||
---|---|---|---|---|---|---|---|---|
Short-term TRT (A vs. B) | CV Sup (%) | 2.85 | 3.48 | 4.54 | 3.98 | 1.77 | NA | NA |
CV LD (%) | 4.35 | 5.07 | 1.82 | 5.34 | 1.1 | NA | NA | |
ICCc Sup ([90% CI]) | 0.94 [0.91;0.96] | 0.86 [0.79;0.91] | 0.93 [0.90;0.96] | 0.90 [0.85;0.94] | 0.84 [0.69;0.91] | NA | NA | |
ICCc LD ([90% CI]) | 0.84 [0.76;0.89] | 0.77 [0.66;0.85] | 0.80 [0.70;0.87] | 0.61 [0.45;0.73] | 0.85 [0.52;0.93] | NA | NA | |
Long-term TRT (A vs. C) | ICCc Sup ([90% CI]) | 0.76 [0.65;0.84] | 0.70 [0.56;0.80] | 0.82 [0.73;0.88] | 0.82 [0.73;0.88] | 0.62 [0.46;0.74] | 0.31 [0.09;0.50] | 0.50 [0.31;0.65] |
ICCc LD ([90% CI]) | 0.70 [0.57;0.80] | 0.22 [0.00;0.42] | 0.79 [0.69;0.86] | 0.53 [0.35;0.68] | 0.74 [0.61;0.82] | 0.40 [0.19;0.57] | 0.44 [0.24;0.60] |