Table 1 Clinical and Quality of Life-related factors in People with NAFLD from different ethnicities.

From: The contribution of daytime sleepiness to impaired quality of life in NAFLD in an ethnically diverse population

Variable

All (n = 192)

White (n = 83)

South Asian (n = 80)

Black (n = 14)

Other (n = 15)

White vs South Asian

Mean

SD

Mean

SD

Mean

SD

Mean

SD

Mean

SD

p value

Age (years)

51.7

13.0

55.0

13.6

49.3

11.3

47.9

11.8

49.5

16.3

0.004

Gender (% female)

42.2%

 

41.0%

 

41.3%

 

35.7%

 

60.0%

 

0.999

BMI (kg/m2)

32.8

7.6

35.5

8.6

29.8

4.8

33.3

8.9

34.0

7.9

< 0.001

Liver stiffness score (kPa)

10.2

7.8

10.9

9.1

9.4

5.9

9.4

6.8

11.6

9.5

0.221

Obstructive sleep apnoea

13.5%

 

15.7%

 

8.8%

 

21.4%

 

20.0%

 

0.179

Type 2 diabetes

47.4%

 

37.3%

 

55.0%

 

28.6%

 

80.0%

 

0.022

HbA1c (mmol/mol)

57.1

13.6

57.6

15.9

57.9

13.2

60.0

18.4

49.0

5.4

0.938

ALT (U/L)

52.8

35.4

52.7

37.2

53.4

35.5

42.0

23.7

58.3

35.1

0.917

AST (U/L)

40.8

20.4

37.9

17.5

44.1

23.6

35.0

10.7

41.3

18.0

0.179

ESS Score

7.4

5.5

7.0

5.0

7.1

5.5

9.8

7.3

9.3

6.3

0.915

ESS score > 10

24.9%

 

22.4%

 

21.5%

 

41.7%

 

42.9%

 

0.999

SF-36 scales

Physical Functioning

62.2

31.9

61.8

34.6

60.9

30.4

63.3

35.2

70.7

22.8

0.856

Role limitations due to physical health

59.1

45.0

56.3

46.4

61.1

44.4

64.6

44.5

58.9

45.6

0.509

Role limitations due to emotional health

68.9

43.4

72.8

42.1

63.7

44.7

83.3

33.3

64.3

49.7

0.194

Energy/fatigue

47.7

23.8

46.2

23.5

48.9

23.7

61.3

22.4

37.5

22.8

0.481

Emotional well-being

66.9

23.8

68.2

22.9

64.8

24.0

78.3

21.3

62.0

27.7

0.369

Social functioning

70.3

30.5

68.4

33.6

70.9

29.1

71.9

26.2

75.9

24.3

0.626

Pain

54.1

28.4

52.5

29.6

55.3

27.2

50.0

36.7

60.0

20.4

0.538

General health

48.3

23.5

49.1

25.8

47.2

20.2

60.4

29.0

39.3

20.0

0.594

Physical component scale (PCS)

35.3

14.8

34.4

16.5

35.9

13.3

34.2

16.7

38.4

11.8

0.534

Mental component scale (MCS)

48.5

13.4

49.3

13.4

47.3

13.3

55.8

8.6

44.2

15.1

0.363

  1. Values are mean or %.
  2. ALT alanine aminotransferase, AST aspartate aminotransferase, BMI body mass index, ESS Epworth Sleepiness Scale, HbA1c Haemoglobin A1c, SD standard deviation, SF-36 36-Item Short Form Survey.