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Table 4 System usability scale[25]

From: The SMART personalised self-management system for congestive heart failure: results of a realist evaluation

ID.

System usability scale score1

102

75

Usability score above average

103

30

Below average

104

60

Below average

105

52.5

Below average

106

47.50

Below average

107

47.50

Below average

108

77.5

Usability score above average

  1. 1A score of 68 is considered average.