Name

slp_eff

Label

Sleep efficiency

Description

Percentage of time in bed that was spent sleeping, or the ratio of total sleep time to total time in bed, expressed as a percentage. [100*(total sleep time) / (total time in bed)]

Calculation
slp_eff = 100 * ( slpprdp ) / timebedp
Units
percent (%)
Type
numeric
Visit vs Sleep efficiency
N Mean StdDev Median Min Max Unknown Total
Peds - - - - - - - -
Teenz - - - - - - - -
TREC 515 86.8 ± 10.2 89.4 4.9 99.6 2 517
Age at time of visit vs Sleep efficiency
TREC
N Mean StdDev Median Min Max Unknown Total
Total 515 86.8 ± 10.2 89.4 4.9 99.6 2 517
16.14 to 17.41 years 130 87.4 ± 8.5 89.5 58.3 99.6 - 130
17.41 to 17.69 years 128 86.7 ± 12.2 89.9 4.9 99.3 1 129
17.69 to 17.91 years 129 86.5 ± 9.8 89.0 48.8 98.2 - 129
17.91 to 19.56 years 128 86.5 ± 10.0 89.0 41.7 97.3 1 129
Male gender vs Sleep efficiency
TREC
N Mean StdDev Median Min Max Unknown Total
Total 515 86.8 ± 10.2 89.4 4.9 99.6 2 517
No 255 88.5 ± 8.3 90.1 55.7 99.6 1 256
Yes 260 85.1 ± 11.5 88.0 4.9 99.3 1 261
Race vs Sleep efficiency
TREC
N Mean StdDev Median Min Max Unknown Total
Total 515 86.8 ± 10.2 89.4 4.9 99.6 2 517
White 307 86.8 ± 10.3 89.0 4.9 99.6 2 309
Black 185 86.9 ± 9.7 89.6 48.8 97.9 - 185
Other 23 85.2 ± 12.6 90.1 52.5 97.4 - 23