Table 3 Factor analysis of the attitude about cannabis use items using a promax rotation

1. People have a good time when they use cannabis

0.507

0.499

2. Cannabis is a dangerous drug when used for non-medical conditions^a

0.841

0.751

3. Cannabis use is a problem in our community^a

0.804

0.653

4. You would be concerned if a friend or family is using cannabis^a

0.671

0.481

5. You would use cannabis if a friend offered it to you

0.757

0.738

6. You would use cannabis if someone you do not know offered to you at a party

0.945

0.613

7. Using cannabis once a month is not dangerous

0.497

0.706

8. Most people who use cannabis will go on to use more dangerous drugs^a

0.864

0.717

9. The benefits of using cannabis outweigh the harms and risks associated with its use

0.636

0.383

10. Using cannabis can lead people to become socially isolated^a

0.741

0.506

11. It should be legal for people over the age of 18 to use cannabis

0.547

0.642

12. Many people who might use cannabis might be deterred by the possibility of getting a criminal conviction^a

0.698

0.373

13. The sale of small amount of cannabis from one adult person to another should be considered a criminal offense^a

0.797

0.634

14. It should not be illegal for a person to give another a small amount of cannabis

0.615

0.448

Percentage of variance explained

35.9

22.3

Cronbach’s alpha

0.933

0.888