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Clinical Trials/NCT03374878
NCT03374878CompletedNot Applicable

E5 - Oral Contraceptive and Strength Training (2nd Generation)

University of Aarhus2 sites in 1 country38 target enrollmentStarted: February 1, 2018Last updated:
Conditions
Interventions

Trial Snapshot

Phase
Not Applicable
Status
Completed
Enrollment
38
Locations
2
Primary Endpoint
Muscle mass

Study Overview

Brief Summary

Cross sectional study investigating the effect of strength training in users and non-users of oral contraceptives (OC) (2nd generation OC)

Study Design

Study Type
Interventional
Allocation
Non Randomized
Intervention Model
Parallel
Primary Purpose
Basic Science
Masking
None

Eligibility Criteria

Ages
18 Years to 30 Years (Adult)
Sex
Female
Accepts Healthy Volunteers
Yes

Inclusion Criteria

  • 18.5 - 30 years
  • BMI < 30

Exclusion Criteria

  • Medicine influencing protein turnover
  • Surgery on the knee
  • Arthritis
  • irregular menstruation (<24 days or >35 days cycles)
  • Non-users: not have used contraceptives for the last 3 months.
  • Unstable weight (+/- 5 kg within the last 6 months)
  • Regular training/exercise more than 2 hours/week for the last 6 months. Maximum 70 km of cycling transport/week.
  • Strength training >1time/month for the last 6 months.
  • Pregnancy
  • Diet og eating disorder
  • Can not read or understand danish

Arms & Interventions

oral contraceptive and training

Experimental

Users of oral contraceptive training for 10 weeks

Intervention: oral contraceptive and training (Other)

no oral contraceptive and training

Placebo Comparator

Non-users of oral contraceptive training for 10 weeks

Intervention: no oral contraceptive and training (Other)

Outcomes

Primary Outcomes

Muscle mass

Time Frame: Baseline + after 10 weeks of resistance training.

Change in muscle mass determined by MRI scan of thigh muscle

Secondary Outcomes

  • Muscle fiber size(Baseline + after 10 weeks of resistance training.)
  • Functionality(Baseline + after 10 weeks of resistance training.)
  • Blood values(Baseline + after 10 weeks of resistance training.)
  • Fat free mass (FFM)(Baseline + after 10 weeks of resistance training.)
  • Muscle strength(Baseline + after 10 weeks of resistance training.)

Investigators

Sponsor Class
Other
Responsible Party
Principal Investigator
Principal Investigator

Mette Hansen

Associate Professor

University of Aarhus

Study Sites (2)

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