Table 5 Analysis of data collected through survey.

From: A hierarchical framework to evaluate the usability of smartphone health applications

Parameters

Sub- parameters

 

Contribution level

Mean

Std dev

Very important

Important

Neutral

Less important

Not important

Efficiency

Productivity

189

61

105

23

0

0

4.20

0.64

%

32.3

55.5

12.2

0

0

Performance

189

62

106

21

0

0

4.22

0.63

%

32.8

56.1

11.1

0

0

Features

189

25

95

67

1

1

3.75

0.71

%

13.2

50.4

35.4

0.5

0.5

Integrity

189

33

107

47

2

0

3.90

0.68

%

17.5

56.6

24.8

1.1

0

Retainability

189

32

105

52

0

0

3.89

0.66

%

16.9

55.6

27.5

0

0

Instantaneousness

189

26

91

70

2

0

3.75

0.70

%

13.8

48.1

37

1.1

0

Availability

189

40

108

40

1

0

3.99

0.67

%

21.2

57.1

21.2

0.5

0

Multimedia

189

28

58

97

5

1

3.57

0.79

%

14.8

30.7

51.4

2.6

0.5

Effectiveness

Accessibility

189

33

126

30

0

0

4.02

0.58

%

17.5

66.7

15.8

0

0

Operability

189

29

124

36

0

0

3.96

0.59

%

15.4

65.6

19

0

0

Universality

189

32

116

41

0

0

3.95

0.62

%

16.9

61.4

21.7

0

0

Flexibility

189

28

112

48

1

0

3.88

0.64

%

14.8

59.3

25.4

0.5

0

Robustness

189

40

117

32

0

0

4.04

0.62

%

21.2

61.9

16.9

0

0

Error prevention

189

47

109

33

0

0

4.07

0.65

%

24.8

57.7

17.5

0

0

Completeness

189

38

127

23

0

1

4.06

0.61

%

20.1

67.2

12.2

0

0.5

Simplicity

189

42

122

25

0

0

4.09

0.59

%

22.2

64.6

13.2

0

0

Accuracy

189

54

110

25

0

0

4.15

0.63

%

28.6

58.2

13.2

0

0

Layout

189

24

67

87

11

0

3.55

0.79

%

12.8

35.4

46

5.8

0

Content

189

37

72

80

0

0

3.77

0.76

%

19.6

38.1

42.3

0

0

Satisfaction

Comfort/ease of use

189

35

121

33

0

0

4.01

0.60

%

18.5

64

17.5

0

0

Aesthetic/attractiveness

189

33

84

66

5

1

3.76

0.79

%

17.5

44.4

34.9

2.7

0.5

Design

189

12

54

88

33

2

3.22

0.85

%

6.3

28.5

46.6

17.5

1.1

Competency

189

46

103

40

0

0

4.03

0.68

%

24.3

54.5

21.2

0

0

Security/safety

189

121

66

2

0

0

4.63

0.51

%

64

34.9

1.1

0

0

Trustfulness

189

67

99

23

0

0

4.23

0.65

%

34.6

53.2

12.2

0

0

Reputation

189

38

63

74

14

0

3.66

0.88

%

20.1

33.3

39.2

7.4

0

Information needs

189

25

134

29

1

0

3.97

0.56

%

13.3

70.9

15.3

0.5

0

Awareness

189

28

120

39

1

1

3.92

0.65

%

14.8

63.6

20.6

0.5

0.5

Mobility

189

27

60

93

8

1

3.55

0.81

%

14.4

31.7

49.2

4.2

0.5

Preparedness

189

31

105

52

0

1

3.87

0.69

%

16.4

55.6

27.5

0

0.5

Immediacy

189

34

112

42

1

0

3.95

0.65

%

18

59.3

22.2

0.5

0

Compliance

189

40

103

44

2

0

3.96

0.70

%

21.2

54.4

23.3

1.1

0

Navigation

189

27

104

54

4

0

3.81

0.69

%

14.3

55

28.6

2.1

0

Comprehensibility

Usefulness

189

43

110

35

1

0

4.03

0.66

%

22.8

58.2

18.5

0.5

0

Response time/time taken

189

62

113

14

0

0

4.25

0.58

%

32.8

59.8

7.4

0

0

Learnability

189

51

115

23

0

0

4.15

0.61

%

27

60.8

12.2

0

0

Memorability

189

32

113

42

2

0

3.93

0.66

%

16.9

59.8

22.2

1.1

0

Know/understandability

189

45

122

22

0

0

4.12

0.58

%

23.8

64.6

11.6

0

0

Intuitiveness

189

42

84

59

4

0

3.87

0.78

%

22.3

44.4

31.2

2.1

0

Cognitive load

189

26

108

54

0

1

3.84

0.67

%

13.8

57.1

28.6

0

0.5

Interruptibility

189

39

106

42

2

0

3.96

0.69

%

20.6

56.1

22.2

1.1

0

Appropriateness

189

39

105

41

3

1

3.94

0.73

%

20.6

55.6

21.7

1.6

0.5