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Table 2 Associations between cannabis use and affective outcomes

From: Cannabis use and depression: a longitudinal study of a national cohort of Swedish conscripts

 

No. exposed

No. cases

HR Crude

HR adjusted*

BIPOLAR DISORDER/AFFECTIVE PSYCHOSIS

    

Never used cannabis

39 978

335

1

1

Ever used cannabis

5 109

45

1.1 (0.7-1.4)

1.1 (0.7-1.7)

>50 times

855

5

0.8 (0.3-1.8)

0.3 (0.1-2.2)

UNIPOLAR DISORDER

    

Never used cannabis

39 978

655

1

1

Ever used cannabis

5 109

111

1.3 (1.1-1.6)

1.0 (0.7-1.2)

>50 times

855

24

1.8 (1.2-2.7)

0.9 (0.5-1.6)

  1. * Adjustments for: prior personality disorders at conscription, IQ, disturbed behavior in childhood, social adjustment, risky use of alcohol, smoking, early adulthood socioeconomic position, use of other drugs, brought up in a city. The category “Ever used cannabis” includes all individuals who reported cannabis use, including those who reported “>50 times”.