# Internal Rotation Resistance Test at Abduction and External Rotation

> **NCT04954170** · — · COMPLETED · sponsor: **Peking University Third Hospital** · enrollment: 235 (actual)

## Conditions studied

- Rotator Cuff Tears

## Interventions

- **DIAGNOSTIC_TEST:** IRRTM
- **DIAGNOSTIC_TEST:** the lift-off test
- **DIAGNOSTIC_TEST:** the belly-press test
- **DIAGNOSTIC_TEST:** the IRLS test
- **DIAGNOSTIC_TEST:** the bear-hug test
- **DIAGNOSTIC_TEST:** IRRT 0°
- **DIAGNOSTIC_TEST:** Diagnostic arthroscopy

## Key facts

- **NCT ID:** NCT04954170
- **Lead sponsor:** Peking University Third Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2012-02-01
- **Primary completion:** 2013-05-31
- **Final completion:** 2013-05-31
- **Target enrollment:** 235 (ACTUAL)
- **Last updated:** 2021-07-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04954170

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04954170, "Internal Rotation Resistance Test at Abduction and External Rotation". Retrieved via MORVS 2026-10-15 from https://api.morvs.ai/clinical/NCT04954170. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*