Adherence to antipsychotic therapy among Medicare Part D enrollees with schizophrenia is associated with a lower probability of psychiatric hospitalization and lower psychiatric hospital expenditures. The greater the adherence measured as proportion of days covered (PDC), the lower the probability of hospitalization and the lower the costs.
We hypothesized that adherence to antipsychotic therapy is associated with a lower probability of psychiatric hospitalization and hospital expenditures but did not expect to observe a relationship between antipsychotic adherence and hospitalization for non-psychiatric conditions.
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