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Table 2 Social-level characteristics by sleep duration from NHANES (2015–2018) sample of US adults with hypertensiona

From: Factors associated with habitual sleep duration in US adults with hypertension: a cross-sectional study of the 2015–2018 National Health and Nutrition Examination Survey

Characteristics

 

Sleep duration

 

Overall

Short

Adequate

Long

P-value

Total, n (%)

5660 (100%)

1444 (23.6)

3495 (65.7)

721 (10.7)

 

Race/Ethnicity, %

 Non-Hispanic White

1905 (64.1)

56.4

66.9

63.6

<  0.001

 Non-Hispanic Black

1474 (13.3)

19.4

10.9

14.4

 Hispanic

1381 (12.9)

13.9

12.4

13.8

 Non-Hispanic Asian

652 (5.4)

5.3

5.6

4.7

 Other

248 (4.3)

5.0

4.2

3.5

Marital status, %

 Married/Living with partner

3301 (63.1)

61.7

65.1

54.3

0.005

 Unmarried

2320 (36.9)

38.3

34.9

45.7

Nativity status, %

 US-born

3964 (83.2)

81.6

83.3

85.4

0.211

 Not US-born

1696 (16.8)

18.4

16.7

14.6

Education Level, %

 College graduate

1215 (26.9)

23.4

29.6

18.3

<  0.001

 Some college

1732 (33.2)

36.2

33.5

24.6

 High school graduate

1354 (26.0)

26.1

24.7

33.5

 Less than high school

1350 (13.9)

14.3

12.2

23.6

Income to poverty ratio, %

  ≥ 4.00

1165 (36.6)

32.9

40.2

22.3

<  0.001

 2.00–3.99

1373 (29.8)

33.7

29.0

26.5

 1.00–1.99

1447 (21.1)

20.2

20.2

28.8

  < 1.00

986 (12.5)

13.2

10.6

22.4

Employment Status, %

 Works 35–44 h/week

1184 (23.8)

23.3

26.2

10.3

<  0.001

 Works < 35 h/week

670 (12.1)

9.9

13.3

9.2

 Works ≥45 h/week

815 (18.5)

28.3

17.4

3.9

 Not working – health reasons

743 (10.3)

11.1

8.1

22.4

 Not working - retired

1623 (26.5)

20.5

26.5

39.7

 Not working – other reasons

625 (8.8)

6.9

8.5

14.5

Has health insurance, %

 Yes

4965 (89.8)

86.3

91.1

89.6

0.003

 No

685 (10.2)

13.7

8.9

10.4

  1. aData are expressed as an unweighted number of participants and weighted percentages