# Evaluation of Smartphone Versions of VAS and NRS for Use in Adults

> **NCT04139590** · NA · COMPLETED · sponsor: **University of British Columbia** · enrollment: 155 (actual)

## Conditions studied

- Postoperative Pain

## Interventions

- **DEVICE:** Panda
- **DEVICE:** Visual Analogue Scale - Original

## Key facts

- **NCT ID:** NCT04139590
- **Lead sponsor:** University of British Columbia
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2016-07-25
- **Primary completion:** 2016-08-26
- **Final completion:** 2016-08-26
- **Target enrollment:** 155 (ACTUAL)
- **Last updated:** 2019-10-25

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04139590

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04139590, "Evaluation of Smartphone Versions of VAS and NRS for Use in Adults". Retrieved via AI Analytics 2026-06-30 from https://api.ai-analytics.org/clinical/NCT04139590. Licensed CC0.

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