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Table 1 Demographics and problem indicators among cannabis patients and controls

From: Who seeks treatment for cannabis use? Registered characteristics and physical, psychological and psychosocial problem indicators among cannabis patients and matched controls

  Cannabis patients (n = 3951) Non-patients (n = 7902) p-values
Personal characteristics
 Gender (%) Male 74.6 (2947) 74.6 (5895)  
 Age (%) Less than 20 years 14.3 (565) 14.3 (2230)  
20–24 32.4 (1280) 32.4 (2560)  
25–29 23.6 (932) 23.6 (1865)  
30–34 12.4 (490) 12.4 (980)  
35–39 7.8 (308) 7.8 (616)  
40 or older 9.6 (379) 9.6 (759)  
Mean age (years) 27.2 (1075) 27.2 (2149)  
Range (years) 15–67 15–67  
 Marital status (%) Married 5.3 (209) 19.3 (1525) 0.000
 Background (%) Norwegian 75.5 (2983) 73.6 (5816) 0.063
Other western 15.4 (608) 16.6 (1311)  
Non-western 9.1 (360) 9.5 (751)  
 Father’s education (%) Compulsory education 38.8 (1533) 26.4 (2086) 0.000
Upper secondary school 46.3 (1829) 48.9 (3864)  
Higher education 15 (593) 25.2 (1991)  
 Mother’s education (%) Compulsory education 45.1 (1781) 31.9 (2521) 0.000
Upper secondary school 39.0 (1541) 43.2 (3414)  
Higher education 15.9 (628) 24.9 (1968)  
Physical health problems
 Non-communicable Chronic bronchitis 1.5 (59) 1.2 (95) 0.209
 disease diagnoses (%) Lung cancer 0.2 (79) 0.1 (79) 0.262
Stroke 0.03 (12) 0 0.196
Mental health problems
 Psychological disease Mood disorders 21.5 (849) 3.5 (279) 0.000
 diagnoses (%) Personality disorders 10.9 (431) 1.0 (79) 0.000
Attention deficit disorders 13.1 (518) 1.0 (77) 0.000
Neurotic disorders 21.9 (865) 3.5 (273) 0.000
Schizophrenia 7.2 (284) 0.5 (37) 0.000
Any psychological diagnosis 48.6 (1920) 6.8 (535) 0.000
 Substance use Alcohol 19.8 (782) 0.8 (64) 0.000
 diagnoses (%) Opioids 13.2 (522) 0.1 (9) 0.000
Sedatives 18.6 (735) 0.1 (11) 0.000
Cocaine 4.0 (158) 0.1 (7) 0.000
Poly-drug use 27.4 (1083) 0.4 (35) 0.000
Any substance use diagnosis 49.2 (1943) 1.2 (98) 0.000
Psychosocial indicators
 Completed education (%) Compulsory education 73.1 (2888) 32.5 (2564) 0.000
High school 809 40.1 (3169)  
Higher education 3.67 (145) 22.8 (1798)  
Missing 2.8 (109) 4.7 (371)  
In educationadmission 16.5 (652) 29.8 (2355) 0.000
In education2013 11.7 (462) 18.3 (1446)  
In workadmission 32.9 (1300) 73.9 (5840) 0.000
In work2013 35.4 (1399) 78.6 (6211)  
In educ. or workadmission 43.4 (1715) 84.3 (6661)  
In educ. or work2013 41.6 (1644) 83.4 (6590)