Table 2.

Content analysis of 13 representative national health information–seeking tools.^a

Domain, subdomain, dimension, theme					Theme occurrence (%)		Theme occurrence average percentage (SD)		Subdomain average percentage (SD)			Domain average percentage (SD)
Information													33.0 (14.9)
	Information about health									44.9 (14.9)
		Attitude					26.9 (5.4)
			Perceived ease of use	30.8
			Perceived efficacy of seeking	23.1
		Behavior					53.8 (6.3)
			Search experience (frequency)	46.2
			Information source	61.5
			Type of information contents	53.8
			Purpose of search (for whom)	53.8
	Patient medical record									24.0 (6.4)
		Attitude					21.5 (6.4)
			Perceived privacy and confidentiality risk	23.1
			Perceived ease of use	15.4
			Perceived usefulness	23.1
			Intention to use	15.4
			Preference to provide access to others	30.8
		Behavior					28.2 (4.4)
			Access frequency	30.8
			Type of information contents sought	23.1
			Purpose of seeking a record	30.8
Channel													50.5 (18.2)
	Offline									50.5 (15.9)
		Attitude					41.0 (4.4)
			Perceived credibility	38.5
			Perceived ease of use	38.5
			Satisfaction with service quality	46.2
		Behavior					57.7 (18.3)
			Access frequency	84.6
			Type of health service	46.2
			Communication with health care provider	46.2
			Health-related decision making	53.8
	Online									50.5 (19.7)
		Attitude					39.6 (15.0)
			Perceived credibility	53.8
			Perceived ease of use	38.5
			Perceived usefulness	53.8
			Perceived eHealth literacy (technology efficacy)	53.8
			Satisfaction with web-based information	15.4
			Perceived confidentiality risks	30.8
			Intention to use	30.8
		Behavior					59.0 (19.2)
			Access frequency	92.3
			Type of information technology device	61.5
			Health-related web and app (software use)	46.2
			Web-based resource (governmental website, Wikipedia, etc)	53.8
			Communication (consult) with health care provider	76.9
			Communication with friends and others (social media, forum, etc)	61.5
			Health-related decision making	69.2
			Tracking/managing health state	38.5
			Improvement of health knowledge	30.8
Health													44.2 (20.6)
	Overall health									53.8 (18.0)
		Attitude					34.6 (5.4)
			Perceived health efficacy	38.5
			Concerns and belief about health	30.8
		Behavior					59.3 (16.4)
			General health state	84.6
			Diseases diagnosed	69.2
			Height	61.5
			Weight	61.5
			Mental health	53.8
			Caregiving	30.8
			Social support	53.8
	Lifestyle									32.7 (21.3)
		Attitude					15.4 (8.9)
			Perception about nutrition	7.7
			Perception about physical activity	15.4
			Perception about alcohol	23.1
			Perception about tobacco	23.1
		Behavior					50.0 (13.3)
			Nutrition	30.8
			Physical activity	61.5
			Alcohol	53.8
			Tobacco	53.8
	Cancer									46.2 (13.3)
		Attitude
			Perception about cancer	38.5
		Behavior					50.0 (16.3)
			Cancer check-up	38.5
			Cancer diagnosed	61.5

^aTotal average percentage of the themes=44.0 (SD 19.3), total average percentage of attitude themes=30.4 (SD 13.5), and total average percentage of behavior themes=53.8 (SD 16.9).