# Cognitive Deficits in Major Depressive Disorder and Bipolar Disorder, Depressed Type: Prevalence and Improvement With Treatment of Depressive Symptoms

> **NCT00844974** · NA · COMPLETED · sponsor: **Massachusetts General Hospital** · enrollment: 33 (actual)

## Conditions studied

- Major Depression
- Bipolar Disorder

## Interventions

- **OTHER:** Prevalence

## Key facts

- **NCT ID:** NCT00844974
- **Lead sponsor:** Massachusetts General Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2007-12
- **Primary completion:** 2012-12
- **Final completion:** 2012-12
- **Target enrollment:** 33 (ACTUAL)
- **Last updated:** 2013-11-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00844974

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00844974, "Cognitive Deficits in Major Depressive Disorder and Bipolar Disorder, Depressed Type: Prevalence and Improvement With Treatment of Depressive Symptoms". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT00844974. Licensed CC0.

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