# Agricultural Health Study Follow-up

> **NCT01399411** · — · COMPLETED · sponsor: **National Institute of Environmental Health Sciences (NIEHS)** · enrollment: 89656 (actual)

## Conditions studied

- Asthma
- Parkinson's Disease

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01399411
- **Lead sponsor:** National Institute of Environmental Health Sciences (NIEHS)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2011-07-05
- **Primary completion:** —
- **Final completion:** —
- **Target enrollment:** 89656 (ACTUAL)
- **Last updated:** 2026-05-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01399411

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01399411, "Agricultural Health Study Follow-up". Retrieved via AI Analytics 2026-07-10 from https://api.ai-analytics.org/clinical/NCT01399411. Licensed CC0.

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