Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Cross sectional study investigating the effect of strength training in users and non-users of oral contraceptives (OC) (2nd generation OC)
Not provided
Not provided
Not provided
Not provided
Not provided
| Label | Type | Description | Intervention Names |
|---|---|---|---|
| oral contraceptive and training | Experimental | Users of oral contraceptive training for 10 weeks |
|
| no oral contraceptive and training | Placebo Comparator | Non-users of oral contraceptive training for 10 weeks |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| no oral contraceptive and training | Other | 10 weeks of training in a group of oral contraceptive users |
|
| Measure | Description | Time Frame |
|---|---|---|
| Muscle mass | Change in muscle mass determined by MRI scan of thigh muscle | Baseline + after 10 weeks of resistance training. |
| Measure | Description | Time Frame |
|---|---|---|
| Muscle fiber size | Change in muscle fiber cross sectional area measured by histology. | Baseline + after 10 weeks of resistance training. |
| Muscle strength | Change in isometric strength |
Not provided
Inclusion Criteria:
Exclusion Criteria:
Use of oral contraceptives compared to same sex controls.
Not provided
Not provided
Not provided
| Name | Affiliation | Role |
|---|---|---|
| Mette Hansen, PhD | University of Aarhus | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Aarhus University, Department for Public Health, Section for Sport Science | Aarhus | 8000 | Denmark |
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
| ID | Term |
|---|---|
| D009043 | Motor Activity |
| ID | Term |
|---|---|
| D001519 | Behavior |
Not provided
Not provided
| ID | Term |
|---|---|
| D003276 | Contraceptives, Oral |
| ID | Term |
|---|---|
| D003271 | Contraceptive Agents, Female |
| D003270 | Contraceptive Agents |
| D012102 | Reproductive Control Agents |
| D045505 | Physiological Effects of Drugs |
Not provided
Not provided
Cross sectional study with 16 in each group.
Not provided
Not provided
Not provided
Not provided
| oral contraceptive and training | Other | 10 weeks of training in a group of users of oral contraceptives |
|
| Baseline + after 10 weeks of resistance training. |
| Blood values | Change in sex hormone profile measured by blood sample analysis | Baseline + after 10 weeks of resistance training. |
| Functionality | Change in jump performance by RSI (Reactive strength index) measures | Baseline + after 10 weeks of resistance training. |
| Fat free mass (FFM) | Change in FFM measured by dual energy x-ray absorptiometry (DXA) scan of whole body composition | Baseline + after 10 weeks of resistance training. |
| D020228 | Pharmacologic Actions |
| D020164 | Chemical Actions and Uses |
| D045506 | Therapeutic Uses |