# Effect of Use Smartphone in Forward Head Position and Neutral Position on Upper Limbs Nerves

> **NCT04647799** · — · UNKNOWN · sponsor: **MTI University** · enrollment: 150 (estimated)

## Conditions studied

- Mobile Phone Use

## Interventions

- **DEVICE:** smartphone

## Key facts

- **NCT ID:** NCT04647799
- **Lead sponsor:** MTI University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-02-10
- **Primary completion:** 2021-02-10
- **Final completion:** 2021-03-10
- **Target enrollment:** 150 (ESTIMATED)
- **Last updated:** 2020-12-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04647799

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04647799, "Effect of Use Smartphone in Forward Head Position and Neutral Position on Upper Limbs Nerves". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04647799. Licensed CC0.

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