Table 2.

Pearson’s correlations between ECG traits

	QRS	QT	PR	SL	CV	12LS
QRS	1	0.225	0.144	0.376	0.468	0.532
QT	0.152	1	0.229	0.108	0.081	0.089
PR	0.007	0.105	1	0.082	0.169	0.117
SL	0.253	0.014	0.001	1	0.289	0.803
CV	0.382	0.053	0.04	0.178	1	0.564
12LS	0.409	0.034	0.019	0.741	0.484	1

Above the diagonal: unadjusted correlations. Correlations are significant at the 0.01 level (2-tailed). Below the diagonal: adjusted correlations (adjusted for age, sex, body mass index, height and heart rate)