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Table 8 Specific items on COPD Assessment Test between patients with COPD with poor sleep quality (PSQI > 5) and those without poor sleep quality

From: Factors responsible for poor sleep quality in patients with chronic obstructive pulmonary disease

 

With poor sleep quality (N = 86)

Without poor sleep quality (N = 45)

P-value

Cough

2.0 ± 1.7

1.6 ± 1,3

0.123

Phlegm*

2.4 ± 1.6

1.8 ± 1.5

0.030

Chest tightness

1.4 ± 1.4

1.1 ± 1.5

0.286

Breathlessness

2.4 ± 1.7

2.2 ± 1.9

0.558

Activities

1.0 ± 1.4

1.0 ± 1.6

0.805

Confidence

1.1 ± 1.5

1.1 ± 1.7

0.953

Sleep*

2.1 ± 1.9

0.7 ± 1.4

<0.001

Energy

1.8 ± 1.6

1.4 ± 1.7

0.176

CAT score*

14.4 ± 8.1

11.0 ± 7.9

0.022

  1. *p < 0.05
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BMC Pulmonary Medicine

ISSN: 1471-2466

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