Economic Impact of Psychiatric Relapse & Recidivism among Adults with Schizophrenia Recently Released from Incarceration: A Markov Model Analysis
OBJECTIVES:
To develop
an economic model that estimates the cost burden of psychiatric relapse and
recidivism among patients with schizophrenia recently released from
incarceration from a US state government perspective.
METHODS:
A Markov
state-transition model was developed to estimate the numbers of schizophrenia
patients recently-released from incarceration who would experience psychiatric
relapse and/or arrest and re-incarceration over a period of 3 years, along with
corresponding costs. The model includes three health states: (1) in community,
on therapy, (2) in community, off therapy, and (3) incarcerated. It is assumed
that a patient's probability of psychiatric hospitalization increases with
treatment discontinuation, and the probability of arrest increases with the
occurrence of a prior psychiatric hospitalization. Data from the US Census and
Bureau of Justice Statistics were used to estimate the model population.
Published literature was used to estimate the risks of psychiatric relapse,
arrest, and all cost inputs. State-specific incarceration rates and sentence
length data (from the state of Florida) were applied. The impact on outcomes
and costs was evaluated by varying the rates of anti-psychotic treatment
following release from incarceration and the annual risk of medication
discontinuation.
RESULTS:
Among
34,500 persons released from incarceration in the state of Florida annually,
5307 were estimated to have schizophrenia. The cumulative 3-year costs to the
state government were $21,146,000 and $25,616,000 for criminal justice and
psychiatric hospitalization costs, respectively ($3984 per patient criminal
justice; $4827 per patient hospitalization costs). A relative 20% increase in
the proportion of patients receiving antipsychotic treatment following release
from incarceration decreased total cumulative costs over 3 years by $1,871,100
($353 per patient).
CONCLUSIONS:
The
economic impact of psychiatric relapse and recidivism among patients with
schizophrenia is substantial from the state government perspective. This
general model can be made state-specific by utilizing local criminal justice
data sources.
- 1Boston Health Economics, Inc. , Waltham, MA , USA.
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