# Ionized Calcium and Bleeding in Cardiac Surgery

> **NCT07634042** · — · NOT_YET_RECRUITING · sponsor: **Helsinki University Central Hospital** · enrollment: 4300 (estimated)

## Conditions studied

- Cardiac Surgery Subjects

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT07634042
- **Lead sponsor:** Helsinki University Central Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-06-01
- **Primary completion:** 2026-12-31
- **Final completion:** 2029-12-31
- **Target enrollment:** 4300 (ESTIMATED)
- **Last updated:** 2026-06-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07634042

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07634042, "Ionized Calcium and Bleeding in Cardiac Surgery". Retrieved via MORVS 2026-10-20 from https://api.morvs.ai/clinical/NCT07634042. Licensed CC0.

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