Name

timest1

Label

Time in Stage 1 sleep

Description

Total time scored as stage 1 sleep rounded to nearest minute

Units
minutes (min)
Type
numeric
Visit vs Time in Stage 1 sleep
N Mean StdDev Median Min Max Unknown Total
Peds - - - - - - - -
Teenz - - - - - - - -
TREC 513 18.9 ± 10.7 17.0 2.0 80.0 4 517
Age at time of visit vs Time in Stage 1 sleep
TREC
N Mean StdDev Median Min Max Unknown Total
Total 513 18.9 ± 10.7 17.0 2.0 80.0 4 517
16.14 to 17.41 years 129 18.1 ± 9.4 17.0 3.0 50.0 1 130
17.41 to 17.69 years 128 19.3 ± 11.6 18.0 2.0 80.0 1 129
17.69 to 17.91 years 128 19.5 ± 9.4 18.0 4.0 53.0 1 129
17.91 to 19.56 years 128 18.8 ± 12.1 15.5 2.0 77.0 1 129
Male gender vs Time in Stage 1 sleep
TREC
N Mean StdDev Median Min Max Unknown Total
Total 513 18.9 ± 10.7 17.0 2.0 80.0 4 517
No 254 17.7 ± 10.1 16.0 2.0 80.0 2 256
Yes 259 20.1 ± 11.1 18.0 2.0 77.0 2 261
Race vs Time in Stage 1 sleep
TREC
N Mean StdDev Median Min Max Unknown Total
Total 513 18.9 ± 10.7 17.0 2.0 80.0 4 517
White 307 18.5 ± 10.0 17.0 2.0 80.0 2 309
Black 183 19.8 ± 11.9 17.0 4.0 77.0 2 185
Other 23 18.1 ± 8.8 16.0 5.0 37.0 - 23