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vt_z under General Health/Medical Outcomes Study Short Form (SF-36) in HEARTBEAT variables
The subscale score is based on 4 items from the Medical Outcomes Study Short Form 36 (SF-36). A high score suggests the participant "feels full of pep and energy all of the time in the past 4 week ". Ware JE and Sherbourne CD, 1992 (PubMed ID: 1593914)Search for all SF-36 variables within this dataset
vt_norm under General Health/Medical Outcomes Study Short Form (SF-36) in HOMEPAP variables
The subscale score is based on 4 items from the Medical Outcomes Study Short Form 36 (SF-36). A high score suggests the participant "feels full of pep and energy all of the time in the past 4 week ". Ware JE and Sherbourne CD, 1992 (PubMed ID: 1593914)Search for all SF-36 variables within this dataset
avghr under Sleep Monitoring/Polysomnography/Heart Rate in HOMEPAP variables
avgsao2 under Sleep Monitoring/Polysomnography/Oxygen Saturation in HOMEPAP variables
pctsa90h under Sleep Monitoring/Polysomnography/Sleep Architecture in HOMEPAP variables
Conventionally, total sleep duration would be called total sleep time (TST).
slpeffp under Sleep Monitoring/Polysomnography/Sleep Architecture in HOMEPAP variables
Sleep duration is the interval between sleep onset time and lights on/out-bed time while asleep (i.e. total sleep time, TST), while in-bed period is the interval between lights off/in-bed time and lights on/out-bed time (i.e. time in bed, TIB).
slpprdp under Sleep Monitoring/Polysomnography/Sleep Architecture in HOMEPAP variables
Sleep duration is the interval between sleep onset time and lights on/out-bed time while asleep, conventionally called total sleep time.This time period is used to calculate indices and other averages.
stlonp under Sleep Monitoring/Polysomnography/Sleep Architecture in HOMEPAP variables
Conventionally, this variable would be called the end of time in bed (TIB).
stloutp under Sleep Monitoring/Polysomnography/Sleep Architecture in HOMEPAP variables
Conventionally, this variable would be called the start of time in bed (TIB).
tmremp under Sleep Monitoring/Polysomnography/Sleep Architecture in HOMEPAP variables
vt_norm under General Health/Medical Outcomes Study Short Form (SF-36) in BESTAIR variables
The subscale score is based on 4 items from the Medical Outcomes Study Short Form 36 (SF-36). A high score suggests the participant "feels full of pep and energy all of the time in the past 4 week ". Ware JE and Sherbourne CD, 1992 (PubMed ID: 1593914)Search for all SF-36 variables within this dataset
full_afu_eligible under Administrative in HCHS variables
This variable defines a participant as meeting all requirements to determine if eligible for annual follow-up.
genotyping under Administrative in HCHS variables
This variable determines whether or not a study participant fully consented to genotyping for use with investigators associated or not associated to HCHS/SOL and specialized laboratories.
perio_cdc_aap under Medical History in HCHS variables
The HCHS/SOL used a comprehensive full mouth examination protocol examining six sites per tooth in up to 28 teeth yielding up to 168 sites per person. For the purpose of this study, four outcome measures were reported based on the Centers for Disease Control and Prevention and the American Academy of Periodontology (CDC/AAP) case definition of periodontitis at four severity thresholds. These classifications are designed for population-based surveillance of periodontal disease and are based on measures of clinical periodontal clinical attachment level (CAL) and probing pocket depth (PD).
rawvt_s1 under General Health/Medical Outcomes Study Short Form (SF-36)/SHHS1 in SHHS variables
The subscale score is based on 4 items from the Medical Outcomes Study Short Form 36 (SF-36). A high score suggests the participant "feels full of pep and energy all of the time in the past 4 week ". Ware JE and Sherbourne CD, 1992 (PubMed ID: 1593914)Search for all SF-36 variables within this dataset
vt_s1 under General Health/Medical Outcomes Study Short Form (SF-36)/SHHS1 in SHHS variables
The subscale score is based on 4 items from the Medical Outcomes Study Short Form 36 (SF-36). A high score suggests the participant "feels full of pep and energy all of the time in the past 4 week ". Ware JE and Sherbourne CD, 1992 (PubMed ID: 1593914)Search for all SF-36 variables within this dataset
rawvt_s2 under General Health/Medical Outcomes Study Short Form (SF-36)/SHHS2 in SHHS variables
The subscale score is based on 4 items from the Medical Outcomes Study Short Form 36 (SF-36). A high score suggests the participant "feels full of pep and energy all of the time in the past 4 week ". Ware JE and Sherbourne CD, 1992 (PubMed ID: 1593914)Search for all SF-36 variables within this dataset
vt_s2 under General Health/Medical Outcomes Study Short Form (SF-36)/SHHS2 in SHHS variables
The subscale score is based on 4 items from the Medical Outcomes Study Short Form 36 (SF-36). A high score suggests the participant "feels full of pep and energy all of the time in the past 4 week ". Ware JE and Sherbourne CD, 1992 (PubMed ID: 1593914)Search for all SF-36 variables within this dataset