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. 2018 Mar 28;6(3):e74. doi: 10.2196/mhealth.8613

Table 2.

Correlations among total Mobile App Rating Scale (MARS) score, four MARS dimension scores, price, rating, and number of features.

Characteristics		MARS					Price	Average rating	Number of features
		Total	Engagement	Feature	Aesthetics	Information
MARS
	Total	1.00
	Engagement	.87^a	1.00
	Feature	.72^a	.49^b	1.00
	Aesthetics	.88^a	.91^a	.64^a	1.00
	Information	.43^b	.30	−.08	.12	1.00
Price		−.37	−.49^b	−.47^b	−.55^a	.35	1.00
Rating		.61^a	.49^b	.39	.41^b	.43^b	−.26	1.00
Number of features		.47^b	.70^a	.06	.56^a	.16	−.43^b	.42^b	1.00

^aP<.01.

^bP<.05.