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Table 3 Cronbach’s α coefficients, by rater and subscale

From: Development and validation of the Italian version of the Mobile Application Rating Scale and its generalisability to apps targeting primary prevention

Subscale Cronbach’s α (95 % CI)
Rater 1 Rater 2
Engagement .85 (.76–.91) .84 (.75–.90)
Functionality .77 (.63–.87) .87 (.79–.92)
Aesthetics .92 (.86–.95) .88 (.81–.93)
Informationa .73 (.57–.84) .71 (.54–.83)
MARS total score .90 (.85–.94) .91 (.87–.94)
Subjective quality .95 (.92–.97) .93 (.89–.96)
  1. aItem 19 was excluded from all calculations because of lack of ratings