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Table 4 Percentage and number of studies which evaluated each attribute

From: Usability of mobile applications: literature review and rationale for a new usability model

Attribute % of studies Number of studies
Effectiveness 51.15% 67
Efficiency 54.96% 72
Satisfaction 58.02% 76
Learnability 20.61% 27
Memorability 2.29% 3
Errors 32.82% 43
Cognitive Load 22.90% 30