Table 3 Relation of standardized ECG parameters to metabolic syndrome scores (range 0–5)
ECG parameter | All | Non-obese (84%) | Obese (16%) | p value int |
|---|---|---|---|---|
Heart rate | 0.17 (0.15, 0.19) | 0.16 (0.13, 0.19) | 0.12 (0.09, 0.16) | 0.137 |
P duration | 0.07 (0.05, 0.10) | 0.05 (0.02, 0.09) | 0.00 (−0.04, 0.03) | 0.027 |
QRS duration | 0.04 (0.01, 0.06) | 0.02 (−0.01, 0.06) | 0.04 (0.00, 0.07) | 0.466 |
PR interval | 0.01 (−0.02, 0.04) | 0.00 (−0.04, 0.04) | 0.01 (−0.03, 0.04) | 0.866 |
QTc interval | 0.05 (0.02, 0.08) | 0.04 (0.00, 0.07) | 0.05 (0.01, 0.09) | 0.335 |
P axis | −0.10 (−0.12, −0.07) | −0.08 (−0.12, −0.05) | −0.01 (−0.05, 0.02) | 0.001 |
T axis | −0.07 (−0.10, −0.05) | −0.07 (−0.11, −0.04) | 0.04 (0.00, 0.08) | <0.001 |
QRS axis | −0.19 (−0.22, −0.16) | −0.17 (−0.21, −0.13) | −0.05 (−0.08, −0.02) | <0.001 |