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"Variable Name","Variable ID","Variable Description",Version,"dbGaP Mapping" PX510501_Belched_Burped_Regurgitated_Drank1,PX510501030000,"Have you belched, burped, regurgitated, or taken a drink of anything in the past 20 minutes?",0,https://www.phenxtoolkit.org/protocols/view/510501 PX510501_Belched_Burped_Regurgitated_Drank2,PX510501040000,"(Ask participant) Have you belched, burped, regurgitated, or taken a drink of anything in the past 2 minutes?",0,https://www.phenxtoolkit.org/protocols/view/510501 PX510501_Belched_Burped_Regurgitated_Drank3,PX510501060000,"(Ask participant) Have you belched, burped, regurgitated, or taken a drink of anything in the past 2 minutes?",0,https://www.phenxtoolkit.org/protocols/view/510501 PX510501_Breathalyzer_Result,PX510501050000,"Ask participant to blow steadily into the breathalyzer a second time. Record this result.",0,https://www.phenxtoolkit.org/protocols/view/510501 PX510501_Breathalyzer_Result_3,PX510501070000,"Ask participant to blow steadily into the breathalyzer a second time. Record this result.",0,https://www.phenxtoolkit.org/protocols/view/510501 PX510501_Time_Observation_Began,PX510501010200,"Document the time that the observation began. time",0,https://www.phenxtoolkit.org/protocols/view/510501 PX510501_Time_Observation_Began_Am/pm,PX510501010100,"Document the time that the observation began. Am/pm",0,https://www.phenxtoolkit.org/protocols/view/510501 PX510501_Time_Observation_Ended,PX510501020200,"Document the time that the observation ended. time",0,https://www.phenxtoolkit.org/protocols/view/510501 PX510501_Time_Observation_Ended_Am/pm,PX510501020100,"Document the time that the observation ended. Am/pm",0,https://www.phenxtoolkit.org/protocols/view/510501