Patterns of service use:
In Tasmania, of the 2,791 clients who received treatment in 2018–19:
- 59% (1,656) received treatment in 2018–19 only
- 12% (328) received treatment in both 2017–18 and 2018–19
- 3.4% (95) received treatment in each year from 2016–17 to 2018–19
- 2.2% (60) received treatment in each year from 2015–16 to 2018–19
- 1.9% (54) received treatment in all years, from 2014–15 to 2018–19.
Over the period 2014–15 to 2018–19, 9,949 clients received treatment in Tasmania. Of those:
- 76% (7,533) received treatment in only a single year
- 16% (1,631) received treatment in any 2 of the 5 years
- 5.4% (541) received treatment in any 3 of the 5 years
- 1.9% (190) received treatment in any 4 of the 5 years
- 0.5% (54) received treatment in all 5 collection years.
Drugs of concern
In 2018–19, for clients in Tasmania receiving treatment episodes for their own alcohol or drug use:
- alcohol was the most common principal drug of concern for clients (41% of episodes) (Figure 22; Table SE TAS.10).
- amphetamines as a principal drug of concern accounted for one-quarter of episodes (26%), followed by cannabis (18%), and morphine (2.6%); where amphetamines were the principal drug of concern, the most common method of use was injecting, followed by smoking (19%) and ingesting (16%)
- within the amphetamines code group, methamphetamine was reported as a principal drug of concern in almost 9 in 10 (91%) treatment episodes; in over half of treatment episodes (53%) where methamphetamine was a principal drug of concern, injecting was the most common method of use, followed by smoking (33%) (Figure 22b).
Clients can nominate up to 5 additional drugs of concern, these drugs are not necessarily the subject of any treatment within the episode (see Technical notes).
In 2018–19, when the client reported additional drugs of concern:
- cannabis was the most common additional drug of concern (19% of episodes), followed by amphetamines (10%), alcohol (7%), and nicotine (6%) (Table SE TAS.11).
Over the period 2014–15 to 2018–19:
- alcohol was the most common principal drug of concern for clients, slightly increasing from 40% to 41% in 2017–18, remaining stable in 2018–19 (41%) (Table SE TAS.10)
- amphetamines replaced cannabis as the second most common principal drug of concern in 2016–17, increasing from 18% to 26% over the period
- cannabis decreased from 29% to 18%
- within the amphetamines code group, methamphetamine was reported as the principal drug of concern in over half of episodes (55%) in 2014–15, rising to 65% in 2015–16, 78% in 2016–17, 86% in 2017–18 and 91% in 2018–19 (Figure 22a)
- the proportion of closed treatment episodes with morphine as a principal drug of concern has consistently been higher than the national proportions, ranging from 4 times higher in 2015–16 to 7 times higher in 2017–18, with the proportion decreasing to 5 times higher than the national proportion in 2018–19 (Table SD.2).