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Table 2 Volume of Cannabis-related Tweets, Date Range Studied, Number of Followers, and Frequency of Themes in Tweets from Included Public Health and Governmental Organizations

From: Keeping up with the times: how national public health and governmental organizations communicate about cannabis on Twitter

Public Health and Governmental Organizations
Twitter Characteristics Canadian Organizations United States Organizations
  CPHA CAMH HC CMHA PHAC MHCC CIHR NIDA SAMHSA NIH APHA NAMI CDC DHHS  
Number of followers* 3902 39,802 215,021 21,364 73,964 18,552 41,169 40,374 75,636 811,577 476,891 106,504 863,534 711,590  
Date range of included data (mm/yy) 02/15–09/17 07/16–09/17 08/13–09/17 07/12–09/17 11/11–09/17 05/15–09/17 12/15–09/17 04/15–09/17 01/16–09/17 06/15–09/17 08/16–09/17 02/16–09/17 08/16–09/17 05/16–09/17  
Number of cannabis-related Tweets (/3200) 108 84 47 5 4 1 5 291 14 3 17 0 0 1 N = 580
Theme/ Sub-theme Frequency ┼ Total n (%)
 T1: Health-related topics 103 (17.8%)
  Therapeutic effects 2        20        22
  Smoke (cannabis & tobacco)   3       3        6
  Neurological impacts   10   1     37   1      49
  Substance use disorders         10        10
  Cannabis and mental illness   5   2     9        16
 T2: Legalization and legislation 103 (17.8%)
  Expert discussions 6 10 3      3        22
  Governmental announcements 5   8             13
  Issues with legalization 12 1       6        19
  Promoting legalization with regulation 13 3 7             23
  Promoting proposed legislation 4   12             16
  Advertising public consultation    8 1     1        10
 T3: Research on cannabis 101 (17.4%)
  Cannabis and alcohol   2       21   1      24
  Cannabis and opioids         8   1      9
  Sharing research results 3 15   2    1 45    1     67
  Removing barriers to research 1 2       7        10
 T4: Special Populations 92 (15.9%)
  Parents         8        8
  Pregnant women         9        9
  Youth and young adults 5 4 3 1     47 6 1      67
  College students         8        8
 T5: Driving and cannabis 3 5       51       59 (10.2%)
 T6: Population-level issues 38 (6.6%)
  Public perception of cannabis   1       10 2       13
  Cannabis use rates 3 1 1      11 4 1 4     25
 T7: Medical cannabis 18 3 3      11       35 (6.0%)
 T8: Public health topics 22 (3.8%)
  Approach to regulation 9 1 1   3           14
  Promoting low-risk guidelines 4 3       1        8
 Totals 88 69 46 7 3   1 326 12 5 5     562
  1. ┼ Tweets that did not fall in any existing themes or subthemes were included in an “other” category not depicted here, coding more than one category per Tweet was allowed
  2. *Number of followers as of Oct 19, 2017