the Bispebjerg Study of Diurnal Variations

Not Applicable

Completed

• Conditions: Diurnal

• Registration Number: NCT06166368
• Lead Sponsor: Bispebjerg Hospital

Brief Summary

To evaluate the influence of time of day on the circulating concentrations of various biochemical markers in healthy men

Detailed Description

Not available

Study Timeline

• Study Start: 2008-10-11
• Primary Completion: 2009-01-01
• Study Completion: 2009-01-01
• Status Verified: 2023-12
• Study First Submitted: 2023-12-04
• Study First Submitted QC: 2023-12-04
• Study First Posted: 2023-12-12
• Last Update Submitted: 2023-12-13
• Last Update Posted: 2023-12-20

Recruitment & Eligibility

• Status: COMPLETED
• Sex: Male
• Target Recruitment: 24

Inclusion Criteria

• Medically healthy
• Normal sleep-wake pattern

Exclusion Criteria

• acute or chronic medical diseases
• had worked nightshifts the last 14 days before the study
• transatlantic traveling the last 14 days before the study
• had been smoking the last 14 days before the study
• had an irregular sleep-wake pattern,
• didn't sleep 7-8 hours pr night
• were extreme morning- or evening types,
• had plasma hemoglobin < 8.0 mmol/L
• ody mass index (BMI) <18.5 kg/m2 or >24.9 kg/m2.

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: SINGLE_GROUP

Primary Outcome Measures

Name	Time	Method
hematology parameters	24 hours	Composite measurement of hematological measurements

Secondary Outcome Measures

Name	Time	Method
Plasma levels of GIP	24 hours
Plasma Levels of Glucagon	24 hours
Plasma levels of GLP-1	24 hours
Plasma levels of c-peptide	24 hours
Plasma levels of glucose	24 hours