We use cookies and other tools to enhance your experience on our website and to analyze our web traffic.
For more information about these cookies and the data collected, please refer to our Privacy Policy.

Study of Osteoporotic Fractures

Name Label Folder
overall
Overall study grade
Overall study grade Polysomnography (PSG)/Signal Quality
oximdur
Hours of usable oximetry
Hours of usable oximetry Polysomnography (PSG)/Signal Quality
quoxim
Quality of oximetry
Quality of oximetry Polysomnography (PSG)/Signal Quality
a1ok
A1 signal ok
A1 signal ok Polysomnography (PSG)/Signal Quality
a2ok
A2 signal ok
A2 signal ok Polysomnography (PSG)/Signal Quality
abdodur
Hours of usable abdominal signal
Hours of usable abdominal signal Polysomnography (PSG)/Signal Quality
abnoreeg
Polysomnography (PSG) Quality Assessment: Abnormal EEG
Polysomnography (PSG) Quality Assessment: Abnormal EEG

Scorer observed abnormal EEG during study.

Polysomnography (PSG)/Signal Quality
abnoreye
Polysomnography (PSG) Quality Assessment: Abnormal Eye movements
Polysomnography (PSG) Quality Assessment: Abnormal Eye movements

Scorer observed abnormal eye movements during study.

Polysomnography (PSG)/Signal Quality
airdur
Hours of usable airflow signal
Hours of usable airflow signal Polysomnography (PSG)/Signal Quality
alpdel
Polysomnography (PSG) Quality Assessment: Alpha Intrusion
Polysomnography (PSG) Quality Assessment: Alpha Intrusion

Scorer observed alpha intrusion on sleep during study.

Polysomnography (PSG)/Signal Quality
apnhyppr
Polysomnography (PSG) Quality Assessment: Apnea/Hypopnea scoring problems
Polysomnography (PSG) Quality Assessment: Apnea/Hypopnea scoring problems

Due to signal problems, scorer was unable to reliably distinguish between apnea and hypopnea events. The distinction between apnea and hypopnea was determined to be unreliable.

Polysomnography (PSG)/Signal Quality
aroign
Polysomnography (PSG) Quality Assessment: Arousals Ignored
Polysomnography (PSG) Quality Assessment: Arousals Ignored

Due to problems with EEG signals, arousals were ignored in scoring.

Polysomnography (PSG)/Signal Quality
aropr
Polysomnography (PSG) Quality Assessment: Problems with arousals
Polysomnography (PSG) Quality Assessment: Problems with arousals

Scorer noted that there was a problem scoring arousals.

Polysomnography (PSG)/Signal Quality
arunrel
Polysomnography (PSG) Quality Assessment: Arousals unreliable
Polysomnography (PSG) Quality Assessment: Arousals unreliable

Due to signal problems, scorer was unable to reliably assess arousals. The scoring of arousals was determined to be unreliable.

Polysomnography (PSG)/Signal Quality
candur
Hours of usable cannula based on total recording time (TRT)
Hours of usable cannula based on total recording time (TRT) Polysomnography (PSG)/Signal Quality
chestdur
Hours of usable thoracic signal
Hours of usable thoracic signal Polysomnography (PSG)/Signal Quality
chindur
Hours of usable chin signal
Hours of usable chin signal Polysomnography (PSG)/Signal Quality
csbre
Polysomnography (PSG) Quality Assessment: Periodic breathing (10 min)
Polysomnography (PSG) Quality Assessment: Periodic breathing (10 min)

Scorer observed periodic breathing for a period of at least 10 minutes during study.

Polysomnography (PSG)/Signal Quality
ecgou
Bad ECG or computer did not pickup correctly
Bad ECG or computer did not pickup correctly Polysomnography (PSG)/Signal Quality
eeg1dur
Hours of usable EEG1 signal
Hours of usable EEG1 signal Polysomnography (PSG)/Signal Quality
eeg2dur
Hours of usable EEG2 signal
Hours of usable EEG2 signal Polysomnography (PSG)/Signal Quality
eogldur
Hours of usable EOGL signal
Hours of usable EOGL signal Polysomnography (PSG)/Signal Quality
eogrdur
Hours of usable EOGR signal
Hours of usable EOGR signal Polysomnography (PSG)/Signal Quality
hrdur
Hours of usable heart rate (HR) signal
Hours of usable heart rate (HR) signal Polysomnography (PSG)/Signal Quality
htdur
Hours of usable ECG based on total recording time (TRT)
Hours of usable ECG based on total recording time (TRT) Polysomnography (PSG)/Signal Quality
lagbreath
Polysomnography (PSG) Quality Assessment: Periodic large breaths
Polysomnography (PSG) Quality Assessment: Periodic large breaths

Scorer observed periodic large breaths during study.

Polysomnography (PSG)/Signal Quality
legldur
Hours of usable LegL (left leg)
Hours of usable LegL (left leg) Polysomnography (PSG)/Signal Quality
legrdur
Hours of usable LegR (right leg)
Hours of usable LegR (right leg) Polysomnography (PSG)/Signal Quality
losbeg
Polysomnography (PSG) Quality Assessment: Data lost at beginning of study due to unscorable signals.
Polysomnography (PSG) Quality Assessment: Data lost at beginning of study due to unscorable signals. Polysomnography (PSG)/Signal Quality
losdur
Polysomnography (PSG) Quality Assessment: Data lost during study
Polysomnography (PSG) Quality Assessment: Data lost during study Polysomnography (PSG)/Signal Quality
losend
Polysomnography (PSG) Quality Assessment: Data lost at end of study due to unscorable signals.
Polysomnography (PSG) Quality Assessment: Data lost at end of study due to unscorable signals. Polysomnography (PSG)/Signal Quality
maxresou
Polysomnography (PSG) Quality Assessment: Long respiratory events verified
Polysomnography (PSG) Quality Assessment: Long respiratory events verified

If a respiratory event greater than 150 seconds (s) in duration was observed, scorer has verified that this value is real.

Polysomnography (PSG)/Signal Quality
npplms
If yes to flow limitation, were periodic limb movements (PLMs) associated?
If yes to flow limitation, were periodic limb movements (PLMs) associated? Polysomnography (PSG)/Signal Quality
otherou
Polysomnography (PSG) Quality Assessment: Other outlier
Polysomnography (PSG) Quality Assessment: Other outlier

Scorer observed other outlying values.

Polysomnography (PSG)/Signal Quality
period
Polysomnography (PSG) Quality Assessment: Periodic breathing (5 min)
Polysomnography (PSG) Quality Assessment: Periodic breathing (5 min)

Scorer observed periodic breathing for a period of at least 5 minutes during study.

Polysomnography (PSG)/Signal Quality
plmdel
50 percent of periodic limb movements (PLMs) deleted due to occurrence after respiratory event?
50 percent of periodic limb movements (PLMs) deleted due to occurrence after respiratory event? Polysomnography (PSG)/Signal Quality
quabdo
Quality of abdominal effort
Quality of abdominal effort Polysomnography (PSG)/Signal Quality
quair
Quality of airflow
Quality of airflow Polysomnography (PSG)/Signal Quality
qucan
Quality of cannula
Quality of cannula Polysomnography (PSG)/Signal Quality
quchest
Quality of chest effort
Quality of chest effort Polysomnography (PSG)/Signal Quality
quchin
Quality of chin
Quality of chin Polysomnography (PSG)/Signal Quality
queeg1
EEG signal quality during sleep time
EEG signal quality during sleep time Polysomnography (PSG)/Signal Quality
queeg2
EEG signal quality
EEG signal quality Polysomnography (PSG)/Signal Quality
queogl
Quality of EOG L
Quality of EOG L Polysomnography (PSG)/Signal Quality
queogr
Quality of EOG R
Quality of EOG R Polysomnography (PSG)/Signal Quality
quhr
Quality of heart rate (HR)
Quality of heart rate (HR) Polysomnography (PSG)/Signal Quality
qulegl
Quality of LegL (left leg)
Quality of LegL (left leg) Polysomnography (PSG)/Signal Quality
qulegr
Quality of LegR (right leg)
Quality of LegR (right leg) Polysomnography (PSG)/Signal Quality
rdi0ou
Polysomnography (PSG) Quality Assessment: Respiratory Disturbance Index (RDI)=0 real
Polysomnography (PSG) Quality Assessment: Respiratory Disturbance Index (RDI)=0 real

If Respiratory Disturbance Index (RDI) = 0, scorer has verified that this value is real.

Polysomnography (PSG)/Signal Quality
recafsle
Polysomnography (PSG) Quality Assessment: Data lost - Recording began after sleep
Polysomnography (PSG) Quality Assessment: Data lost - Recording began after sleep

Data was lost at the beginning of sleep period because recording began after sleep onset.

Polysomnography (PSG)/Signal Quality
recbeaw
Polysomnography (PSG) Quality Assessment: Data lost - Recording ended before wake
Polysomnography (PSG) Quality Assessment: Data lost - Recording ended before wake

Data was lost at the end of sleep period because recording ended before wake.

Polysomnography (PSG)/Signal Quality
refok
Reference and ground electrodes working?
Reference and ground electrodes working? Polysomnography (PSG)/Signal Quality
remarunrel
Polysomnography (PSG) Quality Assessment: Arousals unreliable (Rapid eye movement sleep (REM))
Polysomnography (PSG) Quality Assessment: Arousals unreliable (Rapid eye movement sleep (REM))

Due to signal problems, scorer was unable to reliably assess arousals in stage rapid eye movement sleep (REM). The scoring of arousals in stage rapid eye movement sleep (REM) was determined to be unreliable.

Polysomnography (PSG)/Signal Quality
remnrempr
Polysomnography (PSG) Quality Assessment: Rapid eye movement sleep (REM)/Non-rapid eye movement sleep (NREM) scoring unreliable
Polysomnography (PSG) Quality Assessment: Rapid eye movement sleep (REM)/Non-rapid eye movement sleep (NREM) scoring unreliable

Scorer noted that there was a problem differentiating rapid eye movement sleep (REM) and non-rapid eye movement sleep (NREM).

Polysomnography (PSG)/Signal Quality
respevpr
Polysomnography (PSG) Quality Assessment: Respiratory scoring problems
Polysomnography (PSG) Quality Assessment: Respiratory scoring problems

Due to signal problems, scorer noted that there was a problem scoring respiratory events.

Polysomnography (PSG)/Signal Quality
slewake
Polysomnography (PSG) Quality Assessment: Sleep wake scoring
Polysomnography (PSG) Quality Assessment: Sleep wake scoring

Study was scored sleep/wake rather than with full sleep staging. This assessment is made by the scorer if there is not sufficient quality on EEG leads to do full R&K scoring. (0=no (full scoring); 1=yes (sleep/wake only))

Polysomnography (PSG)/Signal Quality
stg1stg2pr
Polysomnography (PSG) Quality Assessment: Stage 1/Stage 2 scoring unreliable
Polysomnography (PSG) Quality Assessment: Stage 1/Stage 2 scoring unreliable

Scorer noted that there was a problem differentiating stage 1 and stage 2 sleep.

Polysomnography (PSG)/Signal Quality
stg2stg3pr
Polysomnography (PSG) Quality Assessment: Stage 2/Stage 3-4 scoring unreliable
Polysomnography (PSG) Quality Assessment: Stage 2/Stage 3-4 scoring unreliable

Scorer noted that there was a problem differentiating stage 2 and stage 3/4 sleep.

Polysomnography (PSG)/Signal Quality
timebedp
Time in bed
Time in bed Polysomnography (PSG)/Signal Quality
unustgou
Polysomnography (PSG) Quality Assessment: Unusual staging
Polysomnography (PSG) Quality Assessment: Unusual staging

Scorer observed unusual sleep staging. This is noted when there is no sleep in any particular stage (eg. no rapid eye movement sleep (REM)).

Polysomnography (PSG)/Signal Quality
wakslepr
Polysomnography (PSG) Quality Assessment: Wake/Sleep scoring unreliable
Polysomnography (PSG) Quality Assessment: Wake/Sleep scoring unreliable

Scorer noted that there was a problem differentiating stage wake from stage sleep.

Polysomnography (PSG)/Signal Quality