Characteristics

Subjects Overall (n=79)

Psoriasis (n=35)

Without Psoriasis (n=44)

p-value*

Age (years), mean±SD

44.2±14.6

45.2±14.9

43.5±14.2

0.62

BMI (kg/m²), mean±SD

29.6±7.1

31.7±8.6

27.9±5.2

0.13

Gender, % (n)

  Female

  Male

41.8 (33)

58.2 (46)

40.0 (14)

60.0 (21)

43.2 (19)

56.8 (25)

0.82

Psoriasis, % (n)

  No

  Yes

55.7 (44)

44.3 (35)

PASI (0-75), mean±SD

6.7±9.4

15.0 ± 8.7

-

PSQI, % (n)

  Normal sleep

    With psoriasis

    Without psoriasis

  Poor Sleep

    With psoriasis

    Without psoriasis

PSQI, Mean±SD

31.2 (24)

18.2 (6)

40.9 (18)

68.3 (53)

81.8 (27)

59.1 (26)

7.4±4.5

18.2 (6)

81.8 (27)

8.8 ± 4.4

40.9 (18)

59.1 (26)

6.3 ± 4.4

0.047

0.008

EESS, % (n)

  Not Sleepy

    With psoriasis

    Without psoriasis

  Sleepy

    With psoriasis

    Without psoriasis

ESES, Mean±SD

88.6 (70)

88.6 (31)

88.6 (39)

11.4 (9)

11.4 (4)

11.4 (5)

6.2±3.3

88.6 (31)

11.4 (4)

6.5 ± 3.3

88.6 (39)

11.4 (5)

5.9 ± 3.3

>0.99

0.35

ISI, % (n)

  No insomnia

    With psoriasis

    Without psoriasis

  Sub-threshold insomnia

    With psoriasis

    Without psoriasis

  Clinical insomnia (mod)

    With psoriasis

    Without psoriasis

  Clinical insomnia (severe)

    With psoriasis

    Without psoriasis

ISI, Mean±SD

52.6 (40)

31.3 (10)

68.2 (30)

27.6 (21)

37.5 (12)

20.5 (9)

14.5 (11)

21.9 (7)

9.1 (4)

5.3 (4)

9.4 (3)

2.3 (1)

8.3±6.8

31.3 (10)

37.5 (12)

21.9 (7)

9.4 (3)

11.0 ± 7.0

68.2 (30)

20.5 (9)

9.1 (4)

2.3 (1)

6.3 ± 6.0

0.01

0.002

PHQ-9, % (n)

  Minimal

    With psoriasis

    Without psoriasis

  Mild

    With psoriasis

    Without psoriasis

  Moderate

    With psoriasis

    Without psoriasis

  Moderately severe

    With psoriasis

    Without psoriasis

  Severe

    With psoriasis

    Without psoriasis

PHQ-9, mean±SD

58.2 (46)

40.0 (14)

72.7 (32)

20.3 (16)

14.3 (5)

25.0 (11)

13.9 (11)

28.6 (10)

2.3 (1)

2.5 (2)

5.7 (2)

0

5.1 (4)

11.4 (4)

0

5.5±5.7

40.0 (14)

14.3 (5)

28.6 (10)

5.7 (2)

11.4 (4)

8.5 ± 6.8

72.7 (32)

25.0 (11)

2.3 (1)

0

0

3.1 ± 3.1

<0.0001

0.0003

ISS, mean±SD

4.8±4.4

8.5 ± 4.0

2.0 ± 1.9

<0.0001