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Table 2 Sleep quality and its subscales in patients with heart failure (n = 103)

From: The relationship between sleep quality and physical activity among patients with heart failure: a cross-sectional study

 

n

%

Sleep latency

 No problem

19

18.45

 Moderate problem

35

33.98

 Serious problem

25

24.27

 Very serious problem

24

23.30

Habitual sleep efficiency

 No problem

50

48.54

 Moderate problem

34

33.01

 Serious problem

10

9.71

 Very serious problem

9

8.74

Sleep disturbances

 No problem

0

0.0

 Moderate problem

38

36.89

 Serious problem

65

63.11

 Very serious problem

0

0.0

Daytime dysfunction

 No problem

45

43.69

 Moderate problem

35

33.98

 Serious problem

17

16.50

 Very serious problem

6

5.83

Subjective sleep quality

 Very good

8

7.77

 Relatively good

51

49.51

 Relatively bad

40

38.83

 Very bad

4

3.88

Sleep duration

 > 7 h

0

0.0

 6–7 h

51

49.51

 5–6 h

39

37.86

 < 5 h

13

12.62

Use of sleeping medications

 None

57

55.34

 Once a week

17

16.50

 Twice a week

29

28.16

Total sleep quality

 Normal

16

15.53

 Poor

87

84.47