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TRACY - Track My Cycle

TRACY - Track My Cycle

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT04065464
Acronym
TRACY
Enrollment
303
Registered
2019-08-22
Start date
2019-07-03
Completion date
2020-01-10
Last updated
2020-09-28

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cycle Tracking, Fertility Monitor

Brief summary

The primary aim of the pilot study is to collect data for the fine-tuning and evaluation of the Ava algorithm. Secondary outcomes are the estimation of the accuracy in detecting the fertility status of each cycle day.

Interventions

DEVICEAva Fertility Tracker

All women aged 18 to 40 years using Ava Fertility Tracker to track their cycles.

Sponsors

Ava AG
CollaboratorINDUSTRY
Center for Epidemiology and Health Research, Germany
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
FEMALE
Age
18 Years to 40 Years

Inclusion criteria

* Aged between 18 and 40 at the time of admission * Not pregnant and no pregnancy wish during the pilot study period * Have a regular sleep pattern (sleep at least four hours per night and not working nightshift) * Have regular menstrual cycles

Exclusion criteria

* Pregnant at study admission * Currently breastfeeding or have breastfed in the past 6 months before study admission * Currently using hormonal contraception or hormonal medication * Health-related conditions that may affect menstrual cycle length and variability (e.g. PCOS, menopause, thyroid dysfunction) * Unable to understand study instructions and/or not able to understand English or German * More than one international overseas travel per month * Unwilling to sign the ICF.

Design outcomes

Primary

MeasureTime frameDescription
Fine-tuning Ava algorithm5 monthsNumber of days within a menstrual cycle that are correctly predicted as 'fertile' by the Ava algorithm. Number of study participants who have their 'fertile window' accurately predicted by the Ava AG app.

Countries

Germany

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026