Understanding Cycle-Related Fluctuations in Diabetes Management

The TIMES Study investigates how insulin requirements and blood glucose levels vary across different phases of the cycle.

Premenopausal women with type 1 diabetes often experience changes in glucose control related to their menstrual cycle. The TIMES Study investigates how insulin requirements and blood glucose levels vary across different phases of the cycle. 

A total of 350 participants from Switzerland, Germany, Denmark, the United Kingdom, and the United States will take part. The study is fully decentralized, meaning all activities can be completed online or at home. It uses real-world data from AID systems, along with self-reported information on cycle, symptoms, and lifestyle. The goal is to identify typical patterns and better understand which factors influence glycemic fluctuations. 

This multinational, decentralized study aims to provide robust real-world evidence on cycle-related changes in insulin needs and to build a foundation for more tailored and inclusive development of AID systems. 

Interested in participating?

Follow this link (for premenopausal women with type 1 diabetes in Switzerland, Germany, Denmark, the UK and the USA):

Interested in supporting recruitment?

Follow this link (physicians, diabetes eductors, and other professionals in Switzerland, Germany, Denmark, the UK and the USA):

Principal Investigator: Dr. Martina Rothenbühler, Scientific Program Manager – DCB 

Study Partners:
Germany: PD Dr. med. Susanne Reger-Tan – Heart and Diabetes Center North Rhine-Westphalia
Denmark: Dr. Tanja Thybo – Danish Diabetes Association
USA: Prof. Temiloluwa Prioleau – Dartmouth College
UK: Prof. Aisling Ann O’Kane and Dr. Zahraa Abdallah – University of Bristol 

Funding: Breakthrough T1D International and The Leona M. and Harry B. Helmsley Charitable Trust 

If you are interested in participating, find more information on the study:

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