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Table 1 Items of the withdrawal scale

From: Time-course of the DSM-5 cannabis withdrawal symptoms in poly-substance abusers

Ā 

Ever rated > ā€œNot at allā€

Item-rest correlation

1. I am more irritable, angry or aggressive than usually

85%

0.47

2. I am more nervous or anxious than usually

84%

0.50

3. I have trouble falling asleep

90%

0.26

4. I have no appetite or I have begun losing weight

54%

0.21

5. I am restless

97%

0.51

6. I feel depressed

84%

0.53

7. I have abdominal pain, I am sweating, have the chills, as if I had a fever, or I have a headache

81%

0.44

8. I feel tired

93%

Ā 

9. I have vivid unpleasant dreams

82%

Ā 

10. I sleep a lot

81%

Ā 

11. My appetite has increased a lot

88%

Ā 

12. I have become so restless that people notice

74%

Ā 

13. Others notice that I have become slow in my movements and when I speak

43%

Ā 

14. I yawn a lot all of the time

88%

Ā 

15. My heart is racing

56%

Ā 

16. I have a running nose

66%

Ā 

17. I am sneezing

74%

Ā 

18. I feel a pricking sensation on my skin

51%

Ā 

19. I have gooseflesh, even when it isnā€™t cold

65%

Ā 

20. I feel ill

63%

Ā 

21. I have spasms

31%

Ā 

22. I have sore joints or muscles

74%

Ā 

23. I have the shakes

43%

Ā 

24. I have runny eyes

49%

Ā 

25. I am nauseous

42%

Ā 

26. I have diarrhoea

31%

Ā 
  1. Notes: items rated on a Likert scale from 0 (not at all) to 3 (severely). Item 1ā€“7 are intended to measure DSM-5 cannabis withdrawal symptoms. Items 8ā€“26 are intended to measure other types of symptoms, and were included in this study as distracters.