PD

NPD

χ2

p

%

%

Sleep disorders

Insomnia

25,0

16,7

3.592

0.309

Parasomnias

30,0

5

Difficulties of drowsiness

13.3

8.3

Restless nights

15.0

0

No sign

16.7

70

Disorders of tension

Feeling of tension

31.7

23,3

21.053**

0.000

Feeling to be badly at ease

26.7

10

Tremor of extremities

8.3

8.3

Headaches

33.3

11.7

Disorders of mood

Anxiety

46.7

15

29.357**

0.000

Irritability

8.3

15

Discouragement

20.7

1.7

No sign

24.3

68.3

Cognitive symptoms

Difficulty of maintaining the quality of work

56.7

6.7

34.660**

0.000