# Study for Evaluating Different Methods of Measuring Depression Treatment Response

> **NCT00406952** · NA · COMPLETED · sponsor: **Pfizer** · enrollment: 165 (actual)

## Conditions studied

- Depressive Disorder, Major

## Interventions

- **PROCEDURE:** electronic diary
- **DRUG:** Sertraline
- **DRUG:** Placebo
- **PROCEDURE:** voice acoustics

## Key facts

- **NCT ID:** NCT00406952
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2006-11
- **Primary completion:** —
- **Final completion:** 2007-08
- **Target enrollment:** 165 (ACTUAL)
- **Last updated:** 2008-08-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00406952

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00406952, "Study for Evaluating Different Methods of Measuring Depression Treatment Response". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT00406952. Licensed CC0.

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