# Correlation of Preoperative Indices (serum Vit D, Calcium, Phosphorus, FAR, PLR, SII) on Intraoperative Bleeding in CRS

> **NCT06737198** · — · ACTIVE_NOT_RECRUITING · sponsor: **Nanjing First Hospital, Nanjing Medical University** · enrollment: 100 (estimated)

## Conditions studied

- Chronic Rhinosinusitis (CRS) with and Without Nasal Polyps

## Interventions

- **OTHER:** without interventios.

## Key facts

- **NCT ID:** NCT06737198
- **Lead sponsor:** Nanjing First Hospital, Nanjing Medical University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2024-11-01
- **Primary completion:** 2025-07-31
- **Final completion:** 2026-03-31
- **Target enrollment:** 100 (ESTIMATED)
- **Last updated:** 2024-12-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06737198

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06737198, "Correlation of Preoperative Indices (serum Vit D, Calcium, Phosphorus, FAR, PLR, SII) on Intraoperative Bleeding in CRS". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT06737198. Licensed CC0.

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