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Table 4 The differences in the postoperative visual clarity among different types of intraocular lenses

From: A study of patient satisfaction after cataract surgery with implantation of different types of intraocular lenses

 

Number

Mean

SD

F test

P-value

Reading a newspaper

monofocal-aspheric

30

3.83

0.91

0.593

0.669

monofocal-yellow

9

3.56

0.88

multifocal

14

4.14

0.86

multifocal-yellow

24

3.96

0.86

NHI covered

49

3.90

1.03

Viewing a computer screen

monofocal-aspheric

29

3.86

0.92

0.159

0.958

monofocal-yellow

8

4.13

0.64

multifocal

14

4.00

0.88

multifocal-yellow

24

3.92

0.93

NHI covered

49

3.93

0.90

Watching television

monofocal-aspheric

30

4.10

0.76

0.542

0.705

monofocal-yellow

9

3.89

0.60

multifocal

14

4.14

0.77

multifocal-yellow

24

3.96

0.95

NHI covered

49

4.20

0.82

Night driving

monofocal-aspheric

23

3.91

0.79

0.670

0.614

monofocal-yellow

8

3.38

0.52

multifocal

14

3.64

0.63

multifocal-yellow

24

3.71

1.08

NHI covered

49

3.82

0.94

Distance-vision activities

monofocal-aspheric

30

3.90

0.80

0.223

0.925

monofocal-yellow

9

3.67

0.71

multifocal

14

4.00

0.96

multifocal-yellow

24

3.79

0.98

NHI covered

49

3.86

1.00

Looking at small objects

monofocal-aspheric

30

3.30

0.99

1.926

0.110

monofocal-yellow

9

3.00

0.50

multifocal

14

3.93

0.92

multifocal-yellow

24

3.75

0.90

NHI covered

49

3.56

1.11

Looking at objects under strong light

monofocal-aspheric

30

3.23

0.77

2.080

0.088

monofocal-yellow

9

3.33

0.71

multifocal

14

3.79

0.89

multifocal-yellow

24

3.88

0.74

NHI covered

49

3.57

1.06

Color discrimination

monofocal-aspheric

29

4.21

0.73

0.682

0.606

monofocal-yellow

9

3.78

0.67

multifocal

14

4.14

0.53

multifocal-yellow

24

4.08

0.72

NHI covered

49

4.20

0.87

Looking at moving objects

monofocal-aspheric

30

4.00

0.91

0.385

0.819

monofocal-yellow

9

3.78

0.67

multifocal

14

4.14

0.66

multifocal-yellow

24

3.92

0.72

NHI covered

49

4.06

0.91

Dry eye sensation

monofocal-aspheric

30

3.23

1.04

1.117

0.352

monofocal-yellow

9

3.22

0.83

multifocal

14

3.71

0.83

multifocal-yellow

24

3.75

0.99

NHI covered

49

3.51

1.17

  1. Notes: The mean was calculated from a Likert Scale from 5 (very clear) to 1 (not very clear).