Table 1.

Patients’ characteristics.

	Derivation Cohort (n = 40)	Validation Cohort (n = 40)
Male	60% (24/40)	63% (25/40)
Age, years	71 ± 12	67 ± 11
Interval between CT scan and blood test, days	3.0 ± 7.9	8.0 ± 6.7
Atrial fibrillation	2% (2/40)	0% (0/40)
eGFR, mL/min/1.73 m2	66.8 ± 15.2	61.20 ± 13.6