Table 3.

Variation in the mean Health on the Net Foundation Code of Conduct (HONcode) and Scientific Basis of Oral Self-care (SBOSC) scores with respect to app features (N=54).

Category			HONcodea score, mean (SD)		P valueb		SBOSCc score, mean (SD)		P value
Age rating in years
	3+	1.3 (1.4)		.79		1.4 (0.9)		.26
	4+	2.0 (2.2)				1.5 (1.6)
Compatibility
	Android only	1.5 (1.6)		.52		1.3 (0.9)		.44
	Apple	1.9 (2.2)				1.6 (1.6)
Price
	Free	1.9 (2.2)		.30		1.4 (1.2)		.39
	Not free	1.3 (1.3)				1.8 (1.9)
Star rating
	≥4	1.6 (2.0)		.32		1.6 (1.5)		.44
	<3	2.1 (2.1)				1.1 (0.9)
Last update in years
	≤2	2.3 (0.4)		.04		1.5 (1.5)		.11
	>2	1.1 (0.5)				1.5 (1.1)
Producer
	Company	1.4 (1.2)		.70		1.8 (1.9)		.92
	Individual	1.5 (1.6)				1.8 (2.2)

^aHONcode: Health on the Net Foundation Code of Conduct.

^bP values are derived from t tests for independent samples.

^cScientific Basis of Oral Self-care.