sdb - Search - Sleep Data - National Sleep Research Resource

Body mass index (BMI) at screening visit

bmi_scrn under Administrative/Screening Visit in HEARTBEAT variables

Hand-calculated using self-reported height and weight from the Berlin Questionnaire

Berlin Questionnaire: Has your snoring ever bothered other people?

bothered under Sleep Questionnaires/Berlin Questionnaire in HEARTBEAT variables

Item from the Berlin Questionnaire. Netzer et al, 1999 (PubMed ID: 10507956)Search for all Berlin Questionnaire variables within this dataset

Berlin Questionnaire: Total score

bscore under Sleep Questionnaires/Berlin Questionnaire in HEARTBEAT variables

Hand-calculated Berlin score from the Berlin Questionnaire. Berlin Questionnaire is divided into three categories. Category 1 evaluates sleep and snoring behavior. Category 2 determines the presence of daytime sleepiness. Category 3 assesses the participant's history of hypertension and obesity. The summary score is the number of positive categories. Netzer et al, 1999 (PubMed ID: 10507956)Search for all Berlin Questionnaire variables within this dataset

Berlin Questionnaire: Do you snore?

doyousnore under Sleep Questionnaires/Berlin Questionnaire in HEARTBEAT variables

Item from the Berlin Questionnaire. Netzer et al, 1999 (PubMed ID: 10507956)Search for all Berlin Questionnaire variables within this dataset

Berlin Questionnaire: How often do you feel tired or fatigued after your sleep?

feeltired under Sleep Questionnaires/Berlin Questionnaire in HEARTBEAT variables

Item from the Berlin Questionnaire. Netzer et al, 1999 (PubMed ID: 10507956)Search for all Berlin Questionnaire variables within this dataset

Berlin Questionnaire: Do you have high blood pressure?

highbp under Sleep Questionnaires/Berlin Questionnaire in HEARTBEAT variables

Item from the Berlin Questionnaire. Netzer et al, 1999 (PubMed ID: 10507956)Search for all Berlin Questionnaire variables within this dataset

Berlin Questionnaire: Have you ever nodded off or fallen asleep while driving a vehicle?

nodded under Sleep Questionnaires/Berlin Questionnaire in HEARTBEAT variables

Item from the Berlin Questionnaire. Netzer et al, 1999 (PubMed ID: 10507956)Search for all Berlin Questionnaire variables within this dataset

Berlin Questionnaire: Have you ever nodded off or fallen asleep while driving a vehicle? If yes, how often does it occur

nodoften under Sleep Questionnaires/Berlin Questionnaire in HEARTBEAT variables

Item from the Berlin Questionnaire. Netzer et al, 1999 (PubMed ID: 10507956)Search for all Berlin Questionnaire variables within this dataset

Berlin Questionnaire: How often do you snore?

oftensnore under Sleep Questionnaires/Berlin Questionnaire in HEARTBEAT variables

Item from the Berlin Questionnaire. Netzer et al, 1999 (PubMed ID: 10507956)Search for all Berlin Questionnaire variables within this dataset

Berlin Questionnaire: Has anyone noticed that you quit breathing during your sleep?

quitbreath under Sleep Questionnaires/Berlin Questionnaire in HEARTBEAT variables

Item from the Berlin Questionnaire. Netzer et al, 1999 (PubMed ID: 10507956)Search for all Berlin Questionnaire variables within this dataset

Berlin Questionnaire: Your snoring is.. (how loud)

snoringis under Sleep Questionnaires/Berlin Questionnaire in HEARTBEAT variables

Item from the Berlin Questionnaire. Netzer et al, 1999 (PubMed ID: 10507956)Search for all Berlin Questionnaire variables within this dataset

Berlin Questionnaire: During your wake time, do you feel tired, fatigued, or not up to par?

wakingtime under Sleep Questionnaires/Berlin Questionnaire in HEARTBEAT variables

Item from the Berlin Questionnaire. Netzer et al, 1999 (PubMed ID: 10507956)Search for all Berlin Questionnaire variables within this dataset

Sleep Apnea: Self-reported year of diagnosis by a physician

dxapnea under Sleep Questionnaires/Sleep Disorder in HEARTBEAT variables

Ever snored

bsnore under Sleep Questionnaires/Sleep Disordered Breathing in HEARTBEAT variables

Have you ever snored (now or at any time in the past)?

Frequency of snoring

bsnorefq under Sleep Questionnaires/Sleep Disordered Breathing in HEARTBEAT variables

How often do you snore now

Snored in last month

fsnore under Sleep Questionnaires/Sleep Disordered Breathing in HEARTBEAT variables

Frequency of snoring in last month

fsnorefq under Sleep Questionnaires/Sleep Disordered Breathing in HEARTBEAT variables

Snorted or gasped in the last month

snorted under Sleep Questionnaires/Sleep Disordered Breathing in HEARTBEAT variables

In the last month, were there times when you snorted or gasped during your sleep?

Frequency of snorting or gasping in the last month

snortedfq under Sleep Questionnaires/Sleep Disordered Breathing in HEARTBEAT variables

In the last month, how often did you have times when you snorted or gasped during your sleep?

Stopped breathing in the last month

stopbreath under Sleep Questionnaires/Sleep Disordered Breathing in HEARTBEAT variables

In the last month, were there times when you stopped breathing during your sleep?

Frequency of stopped breathing in the last month

stopbreathfq under Sleep Questionnaires/Sleep Disordered Breathing in HEARTBEAT variables

In the last month, how often did you have times when you stopped breathing during your sleep?

Awakened in the last month by shortness of breath

shortbreath under Sleep Questionnaires/Sleep Disturbance in HEARTBEAT variables

Do you use oxygen, Continous Positive Airway Pressure (CPAP), or BiLevel Positive Airway Pressure (BiPAP)

useoxy under Sleep Treatment in HEARTBEAT variables

MAP Index 1: Apnea Score

index_1 under Sleep Questionnaires/Sleep Disordered Breathing in STAGES variables

Loud snoring

map_0100 under Sleep Questionnaires/Sleep Disordered Breathing in STAGES variables

During the last month on how many nights or days per week have you had or been told you had the following (please check only one box per question)? Loud snoring