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Table 1 Patient demographic and clinical characteristics

From: Insomnia in adults with cystic fibrosis: strong association with anxiety/depression and impaired quality of life

 

CF patients (n = 28)

Age (years)

27 (22–34)

Sex (M/F)

18/10

Body Mass Index (kg/m2)

22 (20–26)

Smoking

 

 Previous

4 (14%)

 Current

0 (0%)

 Never

24 (86%)

 Pack-Years (number)

0 (0–0)

mMRC score

 

 ≥ 1

15 (54%)

 ≥ 2

5 (18%)

CASA-Q score

39 (31–48)

Insomnia Severity Index

 

 ISI score

6 (3–14)

 ISI score > 7 (insomnia)

12 (43%)

 8 ≤ ISI score ≤ 14 (mild insomnia)

7 (25%)

 15 ≤ ISI score ≤ 21 (moderate insomnia)

5 (18%)

 22 ≤ ISI ≤ 28 (severe insomnia)

0 (0%)

Pittsburgh Sleep Quality Index

 

 PSQI score

4 (3–9)

 PSQI score > 5

13 (46%)

Morningness-Eveningness Questionnaire

 

 MEQ score

54 (47–61)

 Morning type

8 (29%)

 Neither type

16 (57%)

 Evening type

4 (14%)

Epworth Sleepiness scale

 

 ES score

5 (4–8)

 ES score > 10

1 (4%)

Numeric Rating Scale for pain (n = 23)

1 (0–3)

Berlin scale

 

 Berlin score

0 (0–1)

 Berlin score > 1

5 (18%)

Restless Legs Syndrome

5 (18%)

 International Restless Legs Syndrome score

0 (0–0)

 0 ≤ IRLS score ≤ 10 (mild RLS)

0 (0%)

 11 ≤ IRLS score ≤ 20 (moderate RLS)

4 (14%)

 21 ≤ IRLS score ≤ 30 (severe RLS)

1 (4%)

 31 ≤ IRLS score ≤ 40 (very severe RLS)

0 (0%)

Hospital Anxiety Depression scale

 

 Anxiety HAD score

6 (4–9)

 Anxiety HAD score > 7

10 (36%)

 Anxiety HAD score > 10

4 (14%)

 Depression HAD score

4 (1–7)

 Depression HAD score > 7

5 (18%)

 Depression HAD score > 10

2 (7%)

  1. Data are expressed as median (interquartile range) and as number (percentage) of patients
  2. ISI: Insomnia Severity Index, PSQI: Pittsburgh Sleep Quality Index, MEQ: Morningness-Eveningness Questionnaire, ES: Epworth Sleepiness Scale, RLS: Restless Legs Syndrome, IRLS: International Restless Legs Syndrome Scale, HAD: Hospital Anxiety and Depression scale. CFQ-R: Cystic Fibrosis Questionnaire-Revised