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SSRI antidepressant drug use patterns in the naturalistic setting: a multivariate analysis
T R Hylan1, W H Crown, L Meneades
1Global Health Outcomes Research, Eli Lilly and Company, Indianapolis, IN 46285-2128, USA.
Medical Care
|April 27, 1999
Summary
Choosing the right antidepressant, like sertraline or paroxetine, impacts initial treatment duration. This study shows initial selective serotonin reuptake inhibitor (SSRI) selection influences patient adherence to depression treatment guidelines.
Area of Science:
- Pharmacology
- Psychiatry
- Health Services Research
Background:
- Real-world antidepressant use patterns offer insights into guideline adherence.
- Understanding duration and patterns of antidepressant use is crucial for effective depression management.
Purpose of the Study:
- To assess how initial selective serotonin reuptake inhibitor (SSRI) selection affects antidepressant use patterns and duration.
- To analyze antidepressant prescribing patterns in US outpatients with depression.
Main Methods:
- Analysis of prescription and medical claims data (MarketScan, 1993-1994).
- Logistic regression used to identify determinants of antidepressant use for 1,034 patients.
- Focused on initial therapy with paroxetine, sertraline, or fluoxetine.
Main Results:
- Patients starting sertraline or paroxetine were less likely to obtain four or more prescriptions within six months compared to those on fluoxetine.
- Initial SSRI choice significantly influenced the early pattern and duration of antidepressant therapy.
Conclusions:
- Antidepressant selection is a key factor in initial treatment duration and pattern.
- Findings align with current recommendations for depression treatment guidelines.