Table 3 Cannabis use disorder between the years 2019 and 2021 in the Thai population aged 18–65 years who used cannabis in the past 12 months

Symptoms of DSM-5 cannabis use disorder

1. Used more than intended

11

(9.8)

26

(19.5)

12

(7.3)

11.211

0.004**

2. Unable to stop or cut down

9

(8.0)

23

(17.3)

6

(3.6)

16.611

< 0.001***

3. Spent a lot of time on cannabis.

4

(3.6)

11

(8.3)

4

(2.4)

6.089

0.048*

4. Craving

10

(8.9)

15

(11.3)

9

(5.5)

3.366

0.186

5. Impaired function

16

(14.3)

16

(12.0)

4

(2.4)

14.314

0.001**

6. Still using cannabis despite having a relationship problem

19

(17.0)

35

(26.3)

5

(3.0)

33.240

< 0.001***

7. Reduced other recreational activities

8

(7.1)

17

(12.8)

5

(3.0)

10.333

0.006**

8. Cannabis used in a risky situation

16

(14.3)

33

(24.8)

15

(9.1)

14.022

0.001**

9. Still using cannabis despite impaired physical or mental health

22

(19.6)

36

(27.1)

16

(9.7)

15.288

< 0.001***

10. Tolerance

6

(5.4)

13

(9.8)

4

(2.4)

7.532

0.023*

11. Withdrawal

2

(1.8)

11

(8.3)

5

(3.0)

7.308

0.026*

DSM-5 cannabis use disorder

- No (0–1 symptom)

79

(70.5)

80

(60.2)

144

(87.3)

38.506

< 0.001***

- Mild (2–3 symptoms)

16

(14.3)

29

(21.8)

13

(7.9)

- Moderate (4–5 symptoms)

15

(13.4)

12

(9.0)

5

(3.0)

- Severe (6–11 symptoms)

2

(1.8)

12

(9.0)

3

(1.8)