Table 4 Influence of metabolic syndrome components on ECG parameters
ECG parameter | Waist circumference | Triglycerides | HDL-cholesterol | Blood pressure | Fasting glucose |
|---|---|---|---|---|---|
Heart rate (bpm) | 2.4 (1.6, 3.2) | 3.2 (2.2, 4.1) | −0.3 (−1.2, 0.7) | 1.8 (1.1, 2.5) | 2.2 (1.4, 3.1) |
P duration (ms) | 3.4 (2.3, 4.4) | −0.6 (−1.9, 0.7) | 1.7 (0.3, 3.0) | 1.1 (0.0, 2.2) | −0.8 (−2.0, 0.4) |
QRS duration (ms) | 1.0 (0.1, 1.9) | −0.5 (−1.5, 0.6) | 0.2 (−0.8, 1.2) | 1.4 (0.4, 2.4) | −0.1 (−1.1, 1.0) |
PR interval (ms) | 2.4 (0.6, 4.3) | −1.5 (−3.9, 0.8) | 3.6 (1.2, 6.1) | 0.4 (−1.6, 2.5) | −3.5 (−5.4, −1.6) |
QTc interval (ms) | 2.7 (1.0, 4.3) | 0.1 (−2.0, 2.1) | 1.8 (−0.1, 3.8) | 1.9 (0.2, 3.7) | −0.9 (−2.7, 1.0) |
P axis (°) | −7.4 (−9.4, −5.3) | −0.6 (−2.9, 1.6) | −2.0 (−4.6, 0.6) | −1.9 (−4.1, 0.2) | 1.0 (−1.3, 3.2) |
T axis (°) | −5.2 (−7.1, −3.3) | −0.2 (−2.5, 2.2) | −2.0 (−4.4, 0.4) | −2.7 (−4.7, −0.8) | 1.2 (−0.8, 3.2) |
QRS axis (°) | −12.9 (−15.2, −10.5) | −2.5 (−5.5, 0.5) | −4.5 (−7.7, −1.4) | −5.6 (−8.2, −3.0) | −2.7 (−5.4, 0.0) |
Small Q-wave (%) | 1.9 (0.2, 3.6) | 1.6 (−0.7, 3.9) | 0.7 (−1.7, 3.2) | 1.0 (−0.8, 2.8) | 0.4 (−1.6, 2.3) |