Appendix Table 3.

Sensitivity Analysis of Past-Year Experience of Cannabis Use Disorder (CUD) Symptoms and Diagnostic and Statistical Manual of Mental Disorders, 5th Edition (DSM-5) CUD Category Among Survey Participants Who Used Cannabis for Pain and Who Used Cannabis for Other Reasons in the Past 30 Days, Excluding Participants Who Apply Cannabis Only (n = 21)

Used cannabis for pain (n = 354)Used cannabis for other reasons* (n = 558)
n (%)n (%)P value
Individual CUD Symptoms
 Tolerance57 (16.5)149 (26.8)<0.001
 Withdrawal45 (12.8)118 (21.3)0.001
 Failed attempts to cut down12 (3.4)62 (11.2)<0.001
 Craving84 (23.9)181 (32.8)0.004
 Uncontrolled escalation of use97 (27.5)219 (39.3)<0.001
 Time spent6 (1.7)26 (4.7)0.018
 Continued use despite consequences13 (3.7)57 (10.3)<0.001
 Interference with role obligations5 (1.4)48 (8.6)<0.001
 Interpersonal problems9 (2.6)27 (4.8)0.086
 Hazardous situations46 (13.1)112 (20.1)<0.001
 Gave up activities6 (1.7)45 (8.1)<0.001
 Any CUD symptom194 (54.8)341 (61.1)0.059
DSM-5 CUD Category
 No CUD (0 to 1 symptom)257 (72.6)317 (56.8)<0.001
 Mild CUD (2 to 3 symptoms)75 (21.2)124 (22.2)
 Moderate CUD (4 to 5 symptoms)19 (5.4)63 (11.3)
 Severe CUD (6+ symptoms)3 (0.8)54 (9.7)
  • * Other than pain, reasons for cannabis use assessed include muscle spasm, seizures, nausea or vomiting, sleep, stress, appetite, worry or anxiety, depression or sadness, focus or concentration, other symptoms, none.

  • P value obtained using Fisher’s exact test.