# USE LESS, a Comparative Cohort Study of Climate Change Impact From Orthopedic Surgery

> **NCT07657039** · — · RECRUITING · sponsor: **Karolinska Institutet** · enrollment: 80 (estimated)

## Conditions studied

- Environment
- Waste Output

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT07657039
- **Lead sponsor:** Karolinska Institutet
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2025-09-01
- **Primary completion:** 2027-08-31
- **Final completion:** 2027-12
- **Target enrollment:** 80 (ESTIMATED)
- **Last updated:** 2026-06-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07657039

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07657039, "USE LESS, a Comparative Cohort Study of Climate Change Impact From Orthopedic Surgery". Retrieved via MORVS 2026-10-21 from https://api.morvs.ai/clinical/NCT07657039. Licensed CC0.

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