Table 2:

Comparison of creatinine-normalized urinary biomarkers (median [interquartile range]) among participants dichotomized into high and low atrial and atrioventricular conduction parameters.

	All patients	PR interval			P wave duration			PR segment
		≤ 163.32 ms	> 163.33 ms	p value	≤ 104.73 ms	> 104.74 ms	p value	≤ 55.20 ms	> 55.21 ms	p value
Cotinine (μg/g)	23.1 [1.6 – 794.1]	30.6 [1.5 – 948.4]	23.0 [1.8 – 647.7]	0.45	238.3 [2.3 – 102.5]	5.8 [1.4 – 627.1]	0.08	130.7 [2.4 – 1070.1]	9.5 [1.2 – 591.3]	0.03
Dopamine (μg/g)	165.4 [127.6 – 214.1]	179.8 [142.3 – 228.5]	150.6 [119.7 – 189.5]	0.01	180.1 [142.0 – 234.7]	111.6 [180.3 – 168.8]	0.01	168.8 [140.7 – 219.8]	160.5 [119.7 – 204.9]	0.07
Epinephrine (μg/g)	4.7 [2.4 – 7.9]	5.6 [2.9 – 8.6]	8.6 [4.1 – 7.5]	0.23	5.9 [3.5 – 9.8]	3.9 [1.7 – 6.4]	0.01	5.2 [2.1 – 8.9]	4.2 [2.5 – 7.5]	0.75
Norepinephrine (μg/g)	37.2 [26.0 – 53.3]	36.7 [26.9 – 52.6]	38.0 [22.9 – 56.4]	0.86	41.2 [30.7 – 54.5]	31.9 [22.1 – 52.3]	0.03	36.4 [28.0 – 51.7]	37.5 [22.7 – 55.6]	0.75