# Effect of Air Pollution on the Cognitive Function of Adolescents

> **NCT03762239** · NA · COMPLETED · sponsor: **Barcelona Institute for Global Health** · enrollment: 2123 (actual)

## Conditions studied

- Attention Impaired
- Risk-Taking
- Risk Behavior
- Social Preferences
- Decision Making
- Attention

## Interventions

- **OTHER:** Purifying the air with a Pure Airbox device (Zonair 3D)
- **OTHER:** Using a sham air purifier (same device without filters)

## Key facts

- **NCT ID:** NCT03762239
- **Lead sponsor:** Barcelona Institute for Global Health
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-11-23
- **Primary completion:** 2019-06-11
- **Final completion:** 2019-06-11
- **Target enrollment:** 2123 (ACTUAL)
- **Last updated:** 2025-06-12

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03762239

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03762239, "Effect of Air Pollution on the Cognitive Function of Adolescents". Retrieved via AI Analytics 2026-09-27 from https://api.ai-analytics.org/clinical/NCT03762239. Licensed CC0.

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