# Prevalence of Hyperandrogenism in Type 1 Diabetes

> **NCT04979377** · — · COMPLETED · sponsor: **Fundacion para la Investigacion Biomedica del Hospital Universitario Ramon y Cajal** · enrollment: 150 (actual)

## Conditions studied

- Type 1 Diabetes
- Polycystic Ovary Syndrome
- Hyperandrogenism
- Hirsutism
- Oligomenorrhea
- Ovulation Disorder

## Interventions

- **OTHER:** Clinical hyperandrogenism assessment
- **DIAGNOSTIC_TEST:** Total testosterone (ng/dL)
- **DIAGNOSTIC_TEST:** A1c (%)
- **DIAGNOSTIC_TEST:** Total cholesterol
- **OTHER:** Body mass index (BMI) (kg/m2)
- **DIAGNOSTIC_TEST:** Frequency of chronic vascular complications [n (%)]
- **DIAGNOSTIC_TEST:** Polycystic ovary morphology
- **DIAGNOSTIC_TEST:** Cardiovascular autonomic reflex tests (CARTs)
- **DIAGNOSTIC_TEST:** Sex hormone-binding globulin (SHBG) (nmol/L)
- **DIAGNOSTIC_TEST:** Dehydroepiandrosterone-sulphate (IQL) (ng/mL)
- **OTHER:** Waist circumference (cm)
- **OTHER:** Waist-to-hip ratio
- **OTHER:** Body composition
- **DIAGNOSTIC_TEST:** Mean glucose (mg/dL)
- **DIAGNOSTIC_TEST:** Time in target range (hours)
- **DIAGNOSTIC_TEST:** Time in hyperglycemia (hours)
- **OTHER:** Insulin dose (UI/Kg)
- **OTHER:** Insulin sensitivity
- **DIAGNOSTIC_TEST:** High-density lipoprotein (HDL) (mg/dL)
- **DIAGNOSTIC_TEST:** Low-density lipoprotein (LDL) (mg/dL)

## Key facts

- **NCT ID:** NCT04979377
- **Lead sponsor:** Fundacion para la Investigacion Biomedica del Hospital Universitario Ramon y Cajal
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2020-03-09
- **Primary completion:** 2024-12-30
- **Final completion:** 2024-12-30
- **Target enrollment:** 150 (ACTUAL)
- **Last updated:** 2025-03-17

## Collaborators

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- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04979377

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04979377, "Prevalence of Hyperandrogenism in Type 1 Diabetes". Retrieved via AI Analytics 2026-06-23 from https://api.ai-analytics.org/clinical/NCT04979377. Licensed CC0.

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