Table II.

 Item Characteristics of Knowledge Items

Domain	Item No.	Item Content	Response	% Correct	Item‐Total Correct
General hypertension knowledge	1	Definition of HTN	True/false	88	0.22
	2	Symptoms of HTN	True/false	74	0.27
	3	Complications of HTN	Multiple choice	36	0.17
Lifestyle and medication management	4	Healthy behaviors and blood pressure levels	Multiple choice	50	0.06
	5	Exercise and need for medications	Multiple choice	89	0.20
	6	How to take medication	Multiple choice	44	0.21
	7	Sources of salt intake	True/false	59	0.24
	8	Calories in beverages	True false	25	0.13
	9	Lifestyle and blood pressure control	Multiple choice	50	0.16
	10	DASH diet	Multiple choice	88	0.09
	11	Exercise and blood pressure levels	Multiple choice	52	0.09
Monitoring and setting goals	12	Expected variation in BP readings	Multiple choice	83	0.17
	13	Home monitoring	Multiple choice	63	0.12
	14	Goal systolic/diastolic readings	Multiple choice	69	0.14

Abbreviations: BP, blood pressure; DASH, Dietary Approaches to Stop Hypertension; HTN, hypertension.