Table 3 Results of Kruskal-Wallis H testing of differences between the four groups: normal hearing and normal vision (NHNV), normal hearing and vision loss (NHVL), hearing loss and normal vision (HLNV), and hearing loss and vision loss (HLVL)

Q1

1.997

0.573

51.43

53.03

53.61

59.84

Q2

1.528

0.676

49.96

53.67

57.00

58.16

 Visual acuity

1.237

0.744

58.15

51.60

54.59

56.00

 Contrast vision

0.325

0.955

56.33

53.16

53.61

56.53

 Visual field

3.221

0.359

56.33

50.57

62.57

53.04

 Glare sensitivity

2.064

0.559

48.37

58.05

53.07

58.04

 Audiogram

2.824

0.419

55.96

47.21

57.93

58.99

 Speech in noise

5.634

0.131

52.87

49.26

49.55

64.59

 UFOV

5.175

0.159

49.91

46.97

60.41

61.60

 TMT

7.010

0.072

50.46

45.83

56.32

64.76

Q4

8.255*

0.041

42.43

49.83

65.05

61.23

Q5

0.817

0.845

53.35

52.88

60.07

54.66