Association between navel body temperature during sleep and menstrual status: a prospective observational study

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-jRCT1030220461

Enrollment

Registered

2022-11-25

Start date

2022-11-25

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Menstrual Irregularities

Interventions

None listed

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: healthy woman

Exclusion criteria

Exclusion criteria: Those with hypertension, diabetes, kidney disease, or heart disease. Those with psychiatric disorders such as anorexia (reason; they may be burdened with measuring basal body temperature when waking up). Those taking oral contraceptives. Those who are currently suffering from gynecological diseases and are receiving treatment. Those with a navel piercing. (reason; to wear the device on the umbilicus while sleeping) Those who are currently pregnant or may become pregnant. Those who wish to become pregnant within 3 months after agreeing to participate in the study.

Design outcomes

Primary

Measure	Time frame
Correlation between navel body temperature during sleep and sublingual body temperature immediately after waking up	—

Contacts

Public ContactNaoki Suzuki

MEDITA inc.

key.9629@gmail.com+81-50-3184-0927

Outcome results