Table 4. Relationship between tertiles of potassium intake and erectile dysfunction.

Exposure	OR (95%CI), P-value
	Model 1	Model 2	Model 3
Potassium intake tertiles
T1 (183–2,353 mg)	1.00 (Reference)	1.00 (Reference)	1.00 (Reference)
T2 (2,354–3,357 mg)	0.74 (0.62, 0.88) 0.0008	0.78 (0.62, 0.97) 0.0243	0.77 (0.61, 0.98) 0.0332
T3 (3,359–13,969 mg)	0.48 (0.40, 0.58) <0.0001	0.60 (0.47, 0.75) <0.0001	0.65 (0.50, 0.83) 0.0006
p-trend	<0.0001	<0.0001	0.0007

Model 1: Crude mode.

Model 2: Adjusted for age and race.

Model 3: Adjusted for age, race, education level, marital status, income-to-poverty ratio (PIR), alcohol use, smoking, physical activity, hypertension, diabetes, body mass index (BMI), total cholesterol, and high-density lipoprotein (HDL).