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Camden and Islington Mental Health and Social Care Trust, 457 Finchley Road, London NW3 6HN, email: john.dunn{at}royalfree.nhs.uk
South Camden Drug Service, Margarete Centre
Camden and Islington Substance Misuse Services, Margarete Centre
North Camden Drug Service
South Camden Drug Service, Margarete Centre, London.
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Abstract |
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A satellite methadone prescribing service was set up in a hostel in Londons West End. The aim was to investigate if it were feasible to engage and retain these hard-to-reach, chaotic, polydrug users in treatment. A basic needs assessment was undertaken with staff and clients at the hostel. Treatment outcomes were assessed at 16 weeks using the Maudsley Addiction Profile.
RESULTS
At 16 weeks 87% of the original cohort (26 out of 30) were still in treatment. There were also significant reductions in mean heroin use (from 29.7 to 14.5 out of the past 30 days, P<0.001) and in the frequency of injecting (from 25.9 to 15.9 days, P<0.001).
CLINICAL IMPLICATIONS
This outreach clinic offers a model for developing services to homeless people with substance misuse problems.
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Introduction |
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The service
The objectives of the pilot scheme were: (a) to engage opiate-dependent
hostel residents with a methadone maintenance prescribing service; (b) to
reduce drug-related harm and improve physical and mental health; (c) to reduce
the amount of antisocial, street-based activity, such as begging, shoplifting
and drug dealing; (d) to move more-stable clients into longer-term treatment
with local statutory drug services; (e) to prepare people for moving into
second-stage and semi-independent accommodation.
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Method |
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The hostel
The hostel is a stage one hostel which houses 93 homeless people direct
from the streets, with referrals coming primarily from the Street Services
Team. It is run by the St Mungos Housing Charity and employs a wide
range of specialist staff, including four substance misuse workers who work
with residents towards engaging them with treatment services. These are also
responsible for running the on-site needle exchange.
Assessing need
The hostels substance misuse workers estimated that more than
two-thirds of the 93 residents were intravenous drug users, with heroin and
crack being the main drugs of choice. Very few residents were alcohol
dependent. Staff confirmed that only 10 residents were in treatment with local
prescribing services. They felt that statutory drug services had failed to
meet the needs of their clients, many of whom had been in treatment in the
past but had been prematurely discharged because of repeated lateness or
missed appointments. The highly structured programmes offered by drug services
were considered inappropriate for homeless people with chaotic lifestyles and
multiple needs.
We undertook a survey of residents as they entered the treatment programme to gauge their views on why previous treatment episodes had failed and what were the perceived problems with existing statutory drug services. The main barriers identified were long waiting times for treatment, difficulties in keeping fixed appointments, a feeling of being messed about by services and sanctions imposed for continued heroin use while on a methadone maintenance programme. The new service works to a harm reduction model and, although clients are encouraged to reduce and stop illicit drug use and heavy alcohol consumption, sanctions are not imposed for continued opiate use.
Seeking funding
We approached our commissioners to discuss the possibility of developing a
satellite prescribing clinic at the hostel. They suggested we put in an
expression of interest for the next round of Health Action Zone funding for a
pilot scheme aimed at assessing the feasibility of engaging and retaining this
client group in methadone maintenance treatment.
The bid was successful and the service began in February 2003. The initial funding allowed for a maximum of 30 treatment places for methadone maintenance for a pilot phase of 6 months. If the scheme were a success, the commissioner and drug action team coordinator indicated they would continue the service through mainstream funding.
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The service |
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After the initial assessment, residents provide a urine specimen under supervision; this is tested for opiates on-site with dipsticks and then sent for confirmatory analysis at the local laboratory. Residents have their first dose of methadone prescribed on the day of the initial medical assessment. Thereafter, doses are reviewed twice weekly and titrated upwards until an optimised dose has been achieved. Consumption of medication is supervised at a nearby community pharmacy. The pharmacy is not open at weekends, so residents are given doses to take away for these 2 days. To reduce the risk of theft, all residents on the scheme are given a secure safe in which to store their medication. If residents need 7-day-a-week supervised consumption, this can be arranged at another high-street pharmacy.
The senior nurse responsible for the day-to-day running of the programme previously worked in a West End needle exchange and is a familiar face to many on the programme. The staff grade psychiatrist previously worked in general practice - experience that has proved invaluable in dealing with the numerous physical complications that these people experience. Every 2 weeks a multidisciplinary team meeting is held at the hostel, which the consultant attends.
In addition to the input from the substance misuse nurses and doctor, all residents on the scheme have a drugs worker at the hostel who is available for individual sessions. These workers also run groups for the residents and liaise with other specialist workers and outside agencies.
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Results |
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Outcomes
Using the MAP at the time of initial assessment and again at 16 weeks, we
investigated the initial impact of treatment. Heroin use fell from a mean of
29.7 days out of the last 30 to 14.5 days (t=6.82, d.f.=27,
P<0.001), with the amount of money spent on heroin falling from a
mean of £65.5 to £24.9 (t=5.27, d.f.=11,
P<0.001).
For those using crack cocaine, there was a fall in use from a mean of 26.8 to 22 days out of the last 30 (t=2.9, d.f.=22, P<0.01). There was a non-significant drop in the mean amount spent on a typical day when using crack (from £57 to £42). Other drug use (mainly alcohol, cannabis and tobacco) was largely unchanged. The number of days out of the last 30 on which the patients had injected drugs fell from a mean of 25.9 to 15.9 (t=5.06, d.f.=23, P<0.001) and the number of injections per day fell from a mean of 6 to 2.7 (t=4.16, d.f.=23, P<0.001). Scores for psychological and physical health symptoms were largely unchanged. There were insufficient data on criminal activity and psychosocial functioning for analysis.
Engagement
At 8 weeks almost all clients (28, 93%) were still in treatment and at 16
weeks 26 (87%) remained in treatment. Of the 4 discharged at 16 weeks, 1 was
in prison and another booked out of the hostel but was offered several
follow-up appointments before being given a methadone reduction prescription.
Two clients failed to collect their methadone for more than 4 days and so were
invited to see the doctor to re-engage. The 1 client who took up this offer
was no longer using opiates. The rate of attendance at the pharmacy for
supervised doses of methadone was extremely high at over 96%.
Of the original cohort of 30 clients, 11 had moved on by the 16-week evaluation. Three had successfully engaged with the local mainstream drug service, 5 had been rehoused in stage two hostels or semi-independent accommodation and their treatment was transferred to local drug services, and 3 had gone into residential detoxification and rehabilitation.
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Discussion |
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The service won a Care Trust Award for the most innovative new service by the Camden and Islington Mental Health and Social Care Trust and a runners-up Andy Ludlow Award, which recognises innovation in tackling homelessness in London. When presenting the service, the manager of the hostel stated that one of the key reasons he felt that the scheme had been a success was because staff had been willing to go the extra distance for clients and were genuinely concerned about their well-being.
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Acknowledgments |
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References |
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GOSSOP, M., MARSDEN, J. & STEWART, D. (1998) NTORS at One Year: the National Treatment Outcome Research Study - Changes in Substance Use, Health and Criminal Behaviours One Year After Intake. London: Department of Health.
MARSDEN, J., GOSSOP, P. M., STEWART, D., et al (1998) The Maudsley Addiction Profile (MAP): a brief instrument for assessing treatment outcome. Addiction, 93, 1857 1867.[CrossRef][Medline]
MISTRAL, W. & HOLLINGWORTH, M. (2001) The supervised methadone and resettlement team nurse: an effective approach with opiate-dependent, homeless people. International Nursing Review, 48, 122 128.[CrossRef][Medline]
NWAKEZE, P. C., MAGURA, S., ROSENBLUM, A., et al (2003) Homelessness, substance misuse, and access to public entitlements in a soup kitchen population. Substance Use and Misuse, 38, 645 668.
ORWIN, R. G., SCOTT, C. K. & ARIEIRA, C. (2005) Transitions through homelessness and factors that predict three-year treatment outcomes. Journal of Substance Abuse Treatment, 28 (suppl.1), S23 S39.
ROSENBLUM, A., NUTTBROCK, L., McQUISTION, H., et al (2002) Medical outreach to homeless substance users in New York City: preliminary results. Substance Use and Misuse, 37, 1269 1273.[CrossRef]
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