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NSRR
HTDUR - SOF Variables
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Study of Osteoporotic Fractures
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Variables
v0.8.0
sof
variables
Sleep Monitoring
Polysomnography
Signal Quality
htdur
htdur
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Histogram
Age
Gender
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SOF Quality Summary (QS) Form
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History
hrund30
lagbreath
Name
htdur
Label
Hours of usable ECG based on total recording time (TRT)
Units
hours (h)
Type
numeric
Tags
ekg
electrocardiogram
electrocardiography
Visit number vs Hours of usable ECG based on total recording time (TRT)
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 8
461
55.8
± 38.3
47.4
0.0
274.5
-
461
Age (categorical) vs Hours of usable ECG based on total recording time (TRT)
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
455
55.7
± 38.1
47.4
0.0
274.5
-
455
75-84 years
325
53.9
± 37.1
46.2
2.3
274.5
-
325
85 years or older
130
60.4
± 40.5
55.4
0.0
159.7
-
130
Gender vs Hours of usable ECG based on total recording time (TRT)
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
461
55.8
± 38.3
47.4
0.0
274.5
-
461
Female
461
55.8
± 38.3
47.4
0.0
274.5
-
461