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Table 3 Psychological and sleep quality assessment among rheumatoid arthritis patients and controls

From: Sleep quality, anxiety, depression, and quality of life in rheumatoid arthritis patients and impact of disease activity 

Psychological assessment

RA (n = 30)

Control (n = 30)

P value

HAM‐A

 Score

4.5 (0–17.25)

0 (0–0)

 < 0.001*

 Interpretation

  • Normal

15 (50%)

25 (83.33%)

0.017**

  • Mild

8 (26.67%)

5(16.67%)

  • Mild to moderate

5 (16.67%)

1 (0.0%)

  • Moderate to severe

2 (6.66%)

0 (0.0%)

HAM‐D

 Score

7 (3.75–13.25)

5 (1–5)

0.001*

 Interpretation

  • Normal

17 (56.67%)

28 (93.3%)

0.009**

  • Mild

6 (20%)

2 (6.7%)

  • Moderate

4 (13.33%)

0 (0.0%)

  • Sever

3 (10%)

0 (0.0%)

ISI

 Score

4.50 (0.0–15.0)

1.0 (0.0–3.0)

0.013*

 Interpretation

  • No clinical insomnia

16 (53.3%)

27 (90.0%)

0.006**

  • Subthreshold

6 (20.0%)

2 (6.7%)

  • Clinical insomnia

8 (26.7%)

1 (3.3%)

ESS

 Score

4.0 (1.0–11.25)

1.0 (0.0–3.0)

0.002*

 Interpretation

  • Normal

21 (70.0%)

29 (96.7%)

0.020**

  • Excessive daytime sleepiness

6 (20.0%)

2 (3.3%)

  • High level of daytime sleepiness

3 (10.0%)

0 (0.0%)

PSQI

  • Sleep quality

1.0 (0.0–1.0)

0.0 (0.0–1.0)

0.005*

  • Sleep latency

1.0 (1.0–1.25)

0.0 (0.0–1.0)

 < 0.001*

  • Sleep duration

1.0 (1.0–2.0)

0.0 (0.0–1.0)

 < 0.001*

  • Sleep efficiency

1.0 (0.0–2.0)

0.0 (0.0–0.25)

0.001*

  • Sleep disturbances

1.0 (0.0–2.0)

0.0 (0.0–0.0)

 < 0.001*

  • Sleep medications

0.0 (0.0–0.0)

0.0 (0.0–0.0)

0.040*

  • Daytime dysfunction

1.0 (0.0–2.0)

0.0 (0.0–0.0)

 < 0.001*

 Global PSQI Score

7.50 (3.0–10.0)

1.0 (0.0–3.0)

 < 0.001*

 Interpretation

  • Good

11 (36.7%)

26 (86.7%)

 < 0.001**

  • Poor

19 (63.3%)

4 (13.3%)

  1. Data expressed as frequency (%) or median (IQR)
  2. *Mann–Whitney U test compares median between groups
  3. **Chi-square test compares proportion between groups and. The P value was significant if < 0.05
  4. RA rheumatoid arthritis, HAM-A Hamilton Anxiety Rating Scale, HAM-D Hamilton Depression Rating Scale, ISI Insomnia severity index, ESS Epworth sleepiness scale, PSQI Pittsburg Sleep Quality Index