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"Variable Name","Variable ID","Variable Description",Version,"dbGaP Mapping" PX170701_Birth_Control,PX170701070000,"Did you use one of the following forms of birth control each time you had sexual intercourse in the past seven days? (Birth control methods not found on this list are not considered effective in preventing pregnancies by our study physicians.)",0,https://www.phenxtoolkit.org/protocols/view/170701 PX170701_DXA_Machine_Manufacturer,PX170701080200,"Dual-energy x-ray absorptiometry (DXA) manufacturer",0,https://www.phenxtoolkit.org/protocols/view/170701 PX170701_DXA_Machine_Name,PX170701080100,"Dual-energy x-ray absorptiometry (DXA) machine name",0,https://www.phenxtoolkit.org/protocols/view/170701 PX170701_Femur_Scan_ID,PX170701090000,"Femur scan image name (ID)",0,https://www.phenxtoolkit.org/protocols/view/170701 PX170701_Intercourse_In_Last_Week,PX170701060000,"Have you had sexual intercourse in the past seven days?",0,https://www.phenxtoolkit.org/protocols/view/170701 PX170701_Last_Menstrual_Period,PX170701030100,"If no, when was your last menstrual period?",0,https://www.phenxtoolkit.org/protocols/view/170701 PX170701_Pregnancy_Test_Required,PX170701040000,"Pregnancy Test Required?",0,https://www.phenxtoolkit.org/protocols/view/170701 PX170701_Pregnancy_Test_Result,PX170701040100,"If yes, Result:",0,https://www.phenxtoolkit.org/protocols/view/170701 PX170701_Pregnant,PX170701010000,"Are you pregnant?",0,https://www.phenxtoolkit.org/protocols/view/170701 PX170701_Spine_Scan_ID,PX170701100000,"Spine scan image name (ID)",0,https://www.phenxtoolkit.org/protocols/view/170701 PX170701_WomenOver55_Hysterectomy,PX170701030000,"For women >55 years old: Have you had a hysterectomy",0,https://www.phenxtoolkit.org/protocols/view/170701 PX170701_WomenUnder55_Hysterectomy_Tubal_Ligation,PX170701020000,"For women <55 years old: Have you had a hysterectomy [removal of the uterus] or tubal ligation [tubes tied]?",0,https://www.phenxtoolkit.org/protocols/view/170701