Circadian Models of Serum Potassium, Sodium, and Calcium Concentrations in Healthy Individuals and Their Application to Cardiac Electrophysiology Simulations at Individual Level

Table 1

Estimation results of mean concentration and standard deviation of concentration.

Ion	Sex	Number of subjects	Mean	Standard deviation (SD)
Potassium	Female	328	4.088	0.445
	Male	496	4.213	0.347
Sodium	Female	322	138.169	4.398
	Male	553	140.096	3.017
Calcium	Female	1783	2.313	0.136
	Male	475	2.418	0.199