Table 2. Demographics after propensity score matching - comparisons of experimental cohorts 1-3 vs control cohort 4 low normal potassium (sK 3.5-4.5).

Cohort		Hypokalemia (N=53,401) cohort 1		High normal potassium (N=61,096) cohort 2		Hyperkalemia (N=30,831) cohort 3
		Patients (%)	p-value	Patients (%)	p-value	Patients (%)	p-value
1-3	Age at index	53,401 (100%)	0.947	61,096 (100%)	0.983	30,831 (100%)	0.919
4(Control)		53,401 (100%)		61,096 (100%)		30,831 (100%)
1-3	Male	28,939 (54.2%)	0.985	39,380 (64.5%)	0.943	19,718 (64.0%)	0.953
4		28,936 (54.2%)		39,392 (64.5%)		19,725 (64.0%)
1-3	Female	24,148 (45.2%)	0.975	21,084 (34.5%)	0.976	10,851 (35.2%)	0.966
4		24,153 (45.2%)		21,079 (34.5%)		10,846 (35.2%)
1-3	Not Hispanic or Latino	44,065 (82.5%)	1.000	49,716 (81.4%)	0.936	24,688 (80.1%)	0.96
4		44,065 (82.5%)		49,727 (81.4%)		24,693 (80.1%)
1-3	White	38,628 (72.3%)	0.945	45,096 (73.8%)	0.943	21,516 (69.8%)	0.951
4		38,638 (72.4%)		45,107 (73.8%)		21,523 (69.8%)
1-3	Black or African American	9,043 (16.9%)	0.948	9,364 (15.3%)	0.981	5,636 (18.3%)	0.975
4		9,035 (16.9%)		9,361 (15.3%)		5,639 (18.3%)
1-3	Unknown Ethnicity	7,100 (13.3%)	0.986	8,788 (14.4%)	0.993	4,588 (14.9%)	0.964
4		7,098 (13.3%)		8,787 (14.4%)		4,592 (14.9%)
1-3	Unknown race	4,641 (8.7%)	0.862	5,416 (8.9%)	0.928	3,034 (9.8%)	0.989
4		4,657 (8.7%)		5,425 (8.9%)		3,033 (9.8%)
1-3	Hispanic or Latino	2,236 (4.2%)	0.976	2,592 (4.2%)	0.887	1,555 (5.0%)	0.868
4		2,238 (4.2%)		2,582 (4.2%)		1,546 (5.0%)
1-3	Asian	798 (1.5%)	0.820	907 (1.5%)	0.906	470 (1.5%)	0.844
4		789 (1.5%)		912 (1.5%)		476 (1.5%)
1-3	American Indian or Alaska Native	254 (0.5%)	0.823	271 (0.4%)	0.571	149 (0.5%)	0.77
4		249 (0.5%)		258 (0.4%)		144 (0.5%)
1-3	Native Hawaiian or Other Pacific Islander	37 (0.1%)	0.632	42 (0.1%)	0.299	26 (0.1%)	0.123
4		33 (0.1%)		33 (0.1%)		16 (0.1%)